Table 3 Specialty Vegetable Disease Control

Transcription

1 2012 Vegetable Production Guide: Table 3 Specialty Vegetable Disease Control Table 3 Specialty Vegetable Disease Control Product Rate PHI* Comments Downy Mildew Aliette WDG (fosetyl-aluminum) Group to kg/ha (0.9 to 1.3 kg/acre) 7 REGISTERED ON BRASSICA LEAFY VEGETABLES (CROP GROUP 5): broccoli raab (rapini), Chinese broccoli (gai lon), Chinese cabbage (bok choy), Chinese cabbage (napa), Chinese mustard cabbage (gai choy), cavalo broccolo, collards, kale kohlrabi, mizuna, mustard greens, mustard spinach and rape greens. Maximum of 5 applications per crop season. Repeat at 7 to 14 day intervals. Do not enter treated area for 12 hours. Do not use within one week of a copper application. Revus (mandipropamid) Group to 600 ml/ha (160 to 240 ml/acre ) 1 REGISTERED ON HEAD AND STEM BRASSICAE: Chinese broccoli (gai lan), Chinese cabbage (napa); Chinese mustard cabbage (gai choy), cavalo broccoli, kohlrabi. Apply in at least 100 L/ha (40 water REGISTERED ON LEAFY GREENS (BRASSICAE SUBGROUP): broccoli rabb, Chineses cabbage, collards, kale, mizuna, mustard greens, mustard spinach, rape greens. Use a non-ionic adjuvant ( % v/v). Repeat at 7 to 10 day intervals. Do not apply more than 4 times per year. Do not enter treated area for 12 hours. Pristine WG (boscalid & pyraclostrobin) Group 7 & kg/ha (400 g/acre) 4 REGISTERED ON HEAD AND STEM BRASSICAE: Chinese broccoli (gai lan), Chinese cabbage (napa); Chinese mustard cabbage (gai choy), cavalo broccoli, kohlrabi. Last Updated: January 13,

2 2012 Vegetable Production Guide: Reason 500SC (fenamindone) Group to 600 ml/ha (160 to 240 ml/acre) 2 REGISTERED ON LEAFY GREENS (BRASSICAE SUBGROUP): broccoli rabb, Chineses cabbage, collards, kale, mizuna, mustard greens, mustard spinach, rape greens. Suppression only. Repeat at 7 to 10 day intervals. Maximum of 4 applications per season Do not enter treated area for 4 hours REGISTERED ON BRASSICA (COLE) LEAFY VEGETABLES. Repeat at 5 to 10 day intervals. Do not apply more than 4 times per season. Observe a plantback interval of 30 days for all crops. Do not enter treated area for 48 hours. Presidio (fluopicolide) Group to 292 ml/ha (89 to 118 ml/acre) 2 REGISTERED ON HEAD AND STEM BRASSICAE: Chinese broccoli (gai lan), Chinese cabbage (napa); Chinese mustard cabbage (gai choy), cavalo broccoli, kohlrabi. Apply in 200 to 1000 L/ha (80 to 400 L/acre) of water ALSO REGISTERED ON LEAFY VEGETABLES (EXCEPT BRASSICA) INCLUDING: amaranth, Chinese spinach, cardoon, chrysanthemum (edibleleaved and garland), dandelion, endive, New Zealand spinach, vine spinach and Swiss chard. Using the low rate only: ALSO REGISTERED ON LEAFY BRASSICA GREENS (CROP SUBGROUP 5B) INCLUDING: broccoli raab, Chinese cabbage (bok choy), collards, kale, mizuna, mustard greens, mustard spinach and rape greens. Presidio must be tank-mixed with another fungicide with a different group number registered on the crop and also for the target pest. Use the most restrictive directions of either label. Do not use in greenhouses. Last Updated: January 13,

3 2012 Vegetable Production Guide: Forum (dimethomorph) Group ml/ha (182 ml /acre) Apply 200 L/ha (80 water. Brassicae: 7 Cucurbits: 2 Repeat using a 7 to 10 day interval. For leafy brassica greens (Crops subgroup 5B), do not apply more than 3 times per season. For head and stem brassicae and leafy vegetables (except Brassica), do not apply more than 4 times per season. For leafy brassica greens (Crops subgroup 5B, do not apply more than 660 ml/ha (265 ml/acre) per season. For head and stem brassicae and leafy vegetables, do not apply more than 880 ml/ha (350 ml/acre). Do not enter treated area for 12 hours. Suppression only. REGISTERED ON Chinese broccoli (gai lan), Chinese (napa) cabbage, Chinese mustard (gai choy), cavalo broccoli, kohlrabi ALSO REGISTERED ON CUCURBIT VEGETABLES INCLUDING: Chinese waxgourd, citron melon, edible gourds, gherkin & momordica spp. Apply as a tank mix with another fungicide in this table that is registered on the crop in question (i.e. Cucurbits or Brassicae) and active against downy mildew. Observe most restrictive directions including rate, PHI and re-entry interval. For Brassicae: repeat at 7 day intervals. For Cucurbits: repeat at 5 to 10 day intervals. Maximum of 5 applications per season For Brassicae: do not re-enter to perform handharvesting or irrigation for 7 days, or for scouting for 5 days. For Cucurbits: do not re-enter for hand-harvesting, pruning or thinning for 2 days. For all other activities not specified above, do not re-enter for 12 hours. Last Updated: January 13,

4 2012 Vegetable Production Guide: Zampro (ametoctradin & dimethomorph) Group 40 & to 1.0 L/ha (300 to 400 ml /acre) Apply in at least 200 L/ha (80 water. 0 FOR Chinese broccoli (gai lan), broccoli raab (rapini), Chinese cabbage (bok choy), Chinese cabbage (napa), Chinese mustard (gai choy), cavalo broccoli, collards, kale, kohlrabi. mustard greens, rape greens. Repeat at 7 day intervals. Do not apply more than 3 times per season. Use a spreading/penetrating adjuvant at the rate of 0.125% v/v. Do not use non-ionic surfactants such as Agral 90 or Induce. Do not re-enter for hand harvesting or irrigation for 6 days, or for scouting for 4 days. For all other activities, do not re-enter for 12 hours. Do not use in greenhouses. Observe a plantback interval of 30 days for all crops not on the label. FOR LEAFY VEGETABLES INCLUDING celtuce, cress (upland), endive and radicchio (red chicory). Use high rate only. Repeat at 5 to 7 day intervals. Do not apply with adjuvant. Do not re-enter for hand-harvesting for 1 day. For all other activities do no enter treated area for 12 hours. Do not use in greenhouses. Observe a plantback interval of 30 days for all crops not on the label. Last Updated: January 13,

5 2012 Vegetable Production Guide: Phostrol (mono- and dibasic sodium, potassium, and ammonium phosphites) 2.9 to 5.8 L/ha (1.2 to 2.3 L/acre) Apply in 225 L/ha (90 water. 0 LEAFY GREENS: REGISTERED ON upland cress, endive and radicchio. Repeat at 7 to 14 day intervals. Do not make more than 7 applications per season. Do not re-enter treated area for 12 hours. BRASSICA LEAFY VEGETABLE GROUP 5: REGISTERED FOR SUPPRESSION ONLY ON Chinese broccoli, broccoli raab, Chinese cabbage (napa, bok choy), Chinese mustard cabbage (gai choy), cavalo broccolo, collards, kale, kohlrabi, mizuna, mustard greens, mustard spinach and rape greens. Repeat at 7 to 21 day intervals. Do not make more than 4 applications per season. Do no re-enter treated area for 12 hours. Rampart (mono- and dipotassium salts of phosphorous acid) Group 33 3 to 7 L/ha (1.2 to 2.8 L/acre) Apply in 300 to 500 L/ha (120 to 200 L/ acre) of water. 1 Suppression only. REGISTERED ON BRASSICA LEAFY VEGETABLES (CROP GROUP 5) INCLUDING: Chinese broccoli, broccoli raab, cavolo broccoli, collard, kale, kohlrabi, mizuna, mustard greens, mustard spinach and rape greens. Repeat at 1 to 3 week intervals. For brassicas with one crop cycle per season, do no make more than 8 applications. For brassicas with multiple crop cycles per season, do not make more than 3 applications per crop cycle; and do not make more than 12 applications per season. Do not apply to plants that are dormant or heat stressed. Do not apply to plants treated with copper-based compounds at less than 20 day intervals. Do not apply when conditions favour wet tissue for periods longer than 4 hours. Last Updated: January 13,

6 2012 Vegetable Production Guide: Confine Extra (mono- and di-potassium salts of phosphorous acid) Group 33 3 to 6 L/ha (1.2 to 2.4 L / acre) Apply in 100 L/ha (40 water. 1 Do not re-enter treated area for 4 hours. Suppression only. REGISTERED ON cavalo broccolo, collards, Chinese cabbage, Chinese mustard, kale, kohlrabi, mizuna, mustard greens, mustard spinach and rape greens. Repeat using a 7 to 21 day interval. Do not make more than 6 applications per growing season. Tankmixing with pesticide products containing a metal base and/or micronutrients may not be compatible and could potentially cause plant injury. See label for details. Cyazofamid 400SC (formerly Ranman 400SC) (cyazofamid) Group 21 Torrent 400SC (cyazofamid) 0.2 L/ha (80 ml /acre) Apply in 300 to 500 L/ha (120 to 200 L/ acre) of water 1 Suppression only. REGISTERED ON BRASSICA LEAFY VEGETABLES (CROP GROUP 5) INCLUDING: Chinese broccoli (gai lan), broccoli raab (rapini), Chinese cabbage (bok choy), Chinese cabbage (napa), Chinese mustard cabbage (gai choi), cavolo broccolo, collards, kale, kohlrabi, mizuna, mustard greens, mustard spinach and rape greens. Repeat as a foliar broadcast at 7 to 10 day intervals. Group 21 Do not apply more than 5 times per crop per year. Tankmix with a non-ionic or organosilicone surfactant such as Sylgard 309 at a the rate of 0.15 L/ha (60 ml/ acre). Do not enter treated area for 12 hours. Orondis (oxathiapiprolin) Group 49 Brassicae & Leafy vegetables: 175 to 350 ml/ha Also controls Pythium Root Rot and Pythium damping off when applied as a soil drench to brassica leafy vegetables (Crop Group 5) transplants for field production. See Pythium Root Rot section of this table for more details. 0 See label for water volume to use. Last Updated: January 13,

7 2012 Vegetable Production Guide: (70 to 140 ml/acre Cucurbits: 88 to 350 ml/ha (35 to 140 ml/acre REGISTERED ON CROP SUBGROUP 5A - HEAD AND STEM BRASSICA VEGETABLES INCLUDING: Chinese broccoli (gai lan), Chinese (napa) cabbage, Chinese mustard cabbage (gai choy), cavolo broccolo & kohlrabi. ALSO REGISTERED ON CROP SUBGROUP 4-13B: LEAFY BRASSICA GREENS INCLUDING: arugula, broccoli raab, Chinese cabbage, bok choy, cress (garland and upland), collards, kale, mizuna mustard greens, radish leaves, rape greens, turnip greens and watercress. ALSO REGISTERED ON CROP GROUP 4 - LEAFY VEGETABLES INCLUDING: leafy amaranth, chervil, chrysanthymum (edible-leaved and garland), corn salad, dandelion leaves, dock, endive, orach, parsley leaves, purslane (garden and winter), radicchio, spinach (vine and New Zealand) & Swiss chard. ALSO REGISTERED ON CURCURBIT VEGETABLES (CROP GROUP 9): INCLUDING: Chinese waxgourd, citron melon & bittermelon. For Brassicae (Crop subgroup 5A) and leafy brassica greens (crop subgroup 4-13B): repeat at 5 to 10 day intervals. For Cucurbit & Leafy vegetables: repeat at 5 to 14 day intervals. Do not apply in the greenhouse. Do not make more than 2 applications of the high rate or 4 applications of the lower rate per year. See label for maximum applications /ha/year, where multiple crop cycles are produced in the same year. Do not apply more than 1.40 L/ha (570 ml/acre) per season. Do not re-enter treated area for 12 hours. Last Updated: January 13,

8 2012 Vegetable Production Guide: Serenade Opti (Bacillus subtilis) Used in organics. Serenade Max (Bacillus subtilis) Note: no longer produced. Used in organics. Brassica Vegetables: 1.1 to 1.7 kg/ha (450 to 690 g/acre) Cucurbits: 0.6 to 1.7 kg/ha (240 to 690 g/acre) Brassica Leafy Veg: 2.0 to 3.0 kg/ ha (800 to 1200 g/ acre) Cucurbits: 1.0 to 3.0 kg/ha (400 to1200 g/acre) 0 Suppression only. REGISTERED ON BRASSICA LEAFY VEGETABLES (CROP GROUP 5) INCUDING: cavolo broccolo, collards, kale, kohlrabi, mustard greens and rape greens. ALSO REGISTERED ON CUCURBIT VEGETABLES (CROP GROUP 9) INCLUDNG: Chinese waxgourd, gherkin and edible gourd. See labels for application intervals. Also suppresses white mould on Brassica Leafy Vegetables. See White Mould section of this table. Also suppresses powdery mildew on Cucurbits. See Powdery Mildew section of this table. Serenade Opti and Serenade Max (PCP# 31666, 28549) are OMRI-Canada listed. Check with your certification body before using in an organic operation. Powdery Mildew Switch 62.5 WG (cyprodinil & fludioxonil) Group 9 & to 975 g/ha (314 to 395 g/acre) Apply in at least 200 L/ha (80 water 7 REGISTERED ON mustard greens and turnip greens. Apply at first appearance of disease and continue on 7 to 10 day intervals. Do not make more than 2 sequential applications of Switch or other fungicides in the same group (9 or 12) in a season. Do not apply more than 2.9 kg of product per ha per year. Do not apply more than 3 times per year. Observe a 30 day plantback interval for crops not listed. Cabrio EG (pyraclostrobin) Group to 840 g/ha 220 to 340 g/acre) 3 Do not enter treated area for 12 hours. REGISTERED ON oriental radish. Apply at 7 day intervals. Do not apply more than 3 times per season. Last Updated: January 13,

9 2012 Vegetable Production Guide: Elatus (benzovindiflupyr/ azoxystrobin) Group 11 & 7 Apply in at least 225 L/ha (90 water 500 g/ha (202 g/acre) Apply in 150 L/ha (60 water. 1 Do not re-enter for hand-harvesting for 3 days and for all other activities, do not re-enter for 12 hours. Do not use treated crops for feed. REGISTERED ON CROP GROUP 9, CUCURBITS: Chinese wax gourd and citron melon. Apply as a broadcast foliar application. Repeat at 7 day intervals. Do not apply more than 1.5 kg/ha (0.6 kg/acre) per season. Observe a plantback interval of 6 months for crops not listed. See this table section above for control of gummy stem blight, Alternaria blight and leaf spot. Aprovia 500 to REGISTERED ON CROP GROUP 9, CUCURBITS: Chinese (benzovindiflupyr) ml/ha (200 to 300 ml/acre) waxgourd and citron melon. For control of gummy stem blight, use the high rate and apply in 190 L/ha (75 water. Apply in 150 L/ha (60 Apply as a broadcast foliar. Repeat using a 7 to day interval. L/acre of Do not apply more than 3 L/ha (1.2 L/acre) per season. water) Observe a plantback interval of 6 months for crops not listed. Do not re-enter treated area for 12 hours. Also controls alternaria leaf blight and spot. See this Alternaria Blight section of this table for details. Aprovia Top (benzovindiflupyr/ difenoconazole) Group 3 & to 967 ml/ha (308 to 391 ml/acre Apply in 150 L/ha (60 water. 1 REGISTERED ON CROP GROUP 9, CUCURBITS: Chinese wax gourd and citron melon. For suppression of gummy stem blight, use the high rate and apply in 190 L/ha (75 water. Apply as a broadcast foliar spray. Repeat at 7 day intervals. Last Updated: January 13,

10 2012 Vegetable Production Guide: Sercadis (fluxapyroxad) Group 7 50 to 333 ml/ha (101 to 135 ml/ acre) Apply in 100 L/ha (40 water Do not apply more than 3.9 L/ha (1.6 L/acre) per season. Observe a plantback interval of 60 days for sweet corn and 6 months for crops not listed. Do not re-enter treated area for 12 hours. Also controls of alternaria leaf blight and spot. See Alternaria Blight section of this table for details. 0 REGISTERED ON CROP GROUP 9 CUCURBIT VEGETABLES INCLUDING: Chinese waxgourd, citron melon, gherkin, edible gourd, bitter melon, Chinese cucumber & muskmelon. For suppression of gummy stem blight, use the high rate. Repeat at 7 to 14 day intervals. Do not make more than 3 applications per season. Do not apply more than 1.0 L/ha (405 ml/acre) per season. Do not apply as a tankmix with any other fungicides, insecticides, herbicides, adjuvants, liquid fertilizers, nutrients or any other additives other than water. No more than 2 consecutive applications before alternating with a fungicide with a different mode of action. Do not enter treated area for 12 hours. For crops not listed, observe a plant back interval of 1 year. Pyriofenone 300SC / Property 300SC (pyriofenone) Group U8 0.3 to L/ha (120 to 148 ml/acre) Apply in 200 to 1000 L/ha (80 to REGISTERED ON CUCURBIT VEGETABLES (CROP GROUP 9) INCLUDING: Chinese waxgourd (Chinese preserving melon), citron melon, gherkin, gourd, and Momordica spp (bitter melon, Chinese cucumber). Start applications prior to disease development. Repeat using a 7 to 10 day interval beginning with inital flowering. Do not apply more than 1.2 L/ha (0.5 L/acre) per year. Last Updated: January 13,

11 2012 Vegetable Production Guide: Vivando SC (metrafenone) Group U8 water to 1.12 L/ha (300 to 450 ml/acre) 0 Do not make more than 2 consecutive applications before rotating to a fungicide in a different group. Observe a plantback interval of 1 year for cereal grains; and for all other crops not listed, observe a plantback interval of 30 days. Do not re-enter treated area for 12 hours. REGISTERED ON CUCURBIT VEGETABLES (CROP- GROUP 9) INCLUDING edible gourds. Use with a non-ionic surfactant according to the adjuvant label. Repeat at 7 to14 day intervals. Do not make more than 3 applications per season. Do not apply more than 3.36 L/ha per season. Avoid using Vivando SC if it has been used on the area during the previous season. Do not re-enter treated area for 12 hours. Purespray Green Spray Oil 13E (mineral oil) 10 L of product in 1000 L of water (1% solution) Suppression only. REGISTERED ON CUCURBIT VEGETABLES CROP GROUP 9 INCLUDING: Chinese waxgourd, gourd, and Momordica spp. (bitter melon, Chinese cucumber). Used in Use up to 1000 L/ha (400 L/acre) spray volume to ensure thorough coverage. organics Repeat at 7 to 14 day intervals. Do not make more than 8 summer spray applications per growing season. For first use on a new variety, test spray a small field area to check for plant tolerance prior to adoption as a general field practice. Before or after an application of Purespray Green Spray Oil 13E, a period of 14 days must elapse before permethrin (Pounce/ Perm-Up C) is used. Last Updated: January 13,

12 2012 Vegetable Production Guide: Serenade Opti (Bacillus subtilis) Used in organics 1.7 to 3.3 kg/ ha (690 to 1300 g/acre) Do not apply during periods of drought, when plants exhibit moisture stress. Do not enter treated area for 12 hours. Purespray Green Spray Oil 13E (PCP# 27666) is OMRI-Canada listed. Check with your certification body before using in an organic operation. 0 Suppression only. REGISTERED ON CUCURBIT VEGETABLES (CROP GROUP 9) INCLUDNG: Chinese waxgourd, gherkin and edible gourd. Begin applications soon after transplant. Serenade Max (Bacillus subtilis) Note: no longer produced. 3.0 to 6.0 kg/ha ( 1.2 to 2.4 kg/acre) Repeat using a 7 to 10 day interval. Also suppresses downey mildew. See Downey Mildew section of this table. Serenade Opti and Serenade Max (PCP# 31666, 28549) are OMRI-Canada listed. Check with your certification body before using in an organic operation. Used in organics Alternaria Blight Inspire (difenoconazole) Group ml/ha (147 to 207 ml/acre) 3 REGISTERED ON HEAD AND STEM BRASSICAE: Chinese broccoli (gai lan), Chinese cabbage (napa); Chinese mustard cabbage (gai choy), cavalo broccoli, kohlrabi. Apply in at least 150 L/ha (60 water REGISTERED ON LEAFY GREENS (BRASSICAE SUBGROUP): broccoli rabb, Chinese cabbage, collards, kale, mizuna, mustard greens, mustard spinach, rape greens. Do not apply more than 2.04 L/ha per crop per season. Repeat at a 10 day interval. Do not apply more than 2 sequential treatments without switching to another mode of action. Last Updated: January 13,

13 2012 Vegetable Production Guide: Quadris Top (azoxystrobin/ difenoconazole) Group 11 & to 1000 ml/ha (290 to 400 ml/acre) Apply in at least 150 L/ha (60 water. Observe a plantback interval of 8 months for crops not on label. Do not enter treated area for 3 days for hand harvesting, 1 day for scouting, and for all other activities 12 hours. May be tankmixed with Revus for labeled diseases. Follow the most restrictive directions including rate, PHI, maximum applications and re-entry interval. 3 REGISTERED ON HEAD AND STEM (BRASSICAE SUBGROUP): Chinese broccoli (gai lan), Chinese cabbage (napa); Chinese mustard cabbage (gai choy), cavalo broccoli, kohlrabi. REGISTERED ON LEAFY GREENS (BRASSICAE SUBGROUP): broccoli rabb, Chineses cabbage, collards, kale, mizuna, mustard greens, mustard spinach, rape greens. Repeat at 10 to 14 day intervals Do not apply more than 4 times per year Do not re-enter treated areas for hand-harvesting for 3 days, or for scouting for 1 day. For all other activities do not re-enter for 12 hours. Observe a plant back interval of 60 days for crops not listed on this label or the Inspire label. Elatus (benzovindiflupyr/ azoxystrobin) Group 11 & g/ha (202 g/acre) Apply in 150 L/ha (60 water. 1 REGISTERED ON CROP GROUP 9, CUCURBITS: Chinese wax gourd and citron melon. Also controls Altnernaria leaf spot and gummy stem blight. To control gummy stem blight, apply in 190 L/ha (75 water. Apply as a broadcast foliar application. Repeat at 7 day intervals. Do not apply more than 1.5 kg/ha (0.6 kg/acre) per season. Last Updated: January 13,

14 2012 Vegetable Production Guide: Fontelis (penthiopyrad) Group to 2.25 L/ha (400 to 910 ml/acre) Apply in 110 L/ha (45 L/acre) of water Observe a plantback interval of 6 months for crops not listed. See this table section above for control of powdery mildew. 0 REGISTERED ON broad bean, yard long bean, asparagus bean, and Chinese long bean. Also controls grey mould. Repeat at 7 to 14 day intervals. Do not apply more than 5.25 L/ha (2.2 L/acre) per season. Do not make more than 2 sequential applications before switching to a fungicide with a different mode of action. Do not re-enter for 12 hours. Sercadis (fluxapyroxad) Group to 333 ml/ha (101 to 135 ml/ acre) Apply in 100 L/ha (40 water 3 Suppression only. REGISTERED ON CROP GROUP 5 BRASSICA LEAFY VEGETABLES INCLUDING: Chinese broccoli, Chinese cabbage, Chinese mustard, cavalo broccolo, kohlrabi, broccoli raab, Chinese cabbage (bok choy), collards, kale, mizuna, mustard greens, mustard spinach & rape greens. Repeat at 7 to 14 day intervals. Do not make more than 3 applications per season. Do not apply more than 1.0 L/ha (405 ml/acre) per season No more than 2 consecutive applications before alternating with a fungicide with a different mode of action. Do not enter treated area for 12 hours. For crops not listed, observe a plant back interval of 1 year. Last Updated: January 13,

15 2012 Vegetable Production Guide: Aprovia (benzovindiflupyr) Aprovia Top (benzovindiflupyr/ difenoconazole) Group 3 & to 750 ml/ha (200 to 300 ml/acre) Apply in 150 L/ha (60 L/acre of water) 761 to 967 ml/ha (308 to 391 ml/acre Apply in 150 L/ha (60 water. 1 REGISTERED ON CROP GROUP 9, CUCURBITS: Chinese waxgourd and citron melon. For control of gummy stem blight, use the high rate and apply in 190 L/ha (75 water. Apply as a broadcast foliar. Repeat using a 7 to day interval. Do not apply more than 3 L/ha (1.2 L/acre) per season. Observe a plantback interval of 6 months for crops not listed. Do not re-enter treated area for 12 hours. Also controls powdery mildew. See this Powdery Mildew section of this table for details. 1 REGISTERED ON CROP GROUP 9, CUCURBITS: Chinese waxgourd and citron melon. For suppression of gummy stem blight, use the high rate and apply in 190 L/ha (75 water. Apply as a broadcast foliar spray. Repeat at 7 day intervals. Do not apply more than 3.9 L/ha (1.6 L/acre) per season. Observe a plantback interval of 60 days for sweet corn and 6 months for crops not listed. Do not re-enter treated area for 12 hours. Also controls powdery mildew. See Powdery Mildew section of this table for details. Switch 62.5 WG (cyprodinil & fludioxonil) Group 9 & to 975 g/ha (313 to 395 g/acre) Apply in 200 L/ha (80 L/acre) of water 7 Suppression only. REGISTERED ON LEAFY BRASSICA GREENS (CROP GROUP 5B) INCLUDING: broccoli raab (rapini), Chinese cabbage (bok choy), collards, kale, mizuna, mustard greens, mustard spinach and rape greens. Repeat applications at 7 to 10 day intervals. Do not apply more than 2.9 kg of product/ha/year. Do not apply more than 3 times per year. Last Updated: January 13,

16 2012 Vegetable Production Guide: Cercospora Early Blight and Septoria Late Blight Flint (trifloxystrobin) Group to 210 g/ha ( 77 to 85 g/acre) Apply in 100 L/ha (40 water at kpa 7 Observe a 30 day plantback interval for crops not listed. Do not enter treated area for 12 hours. REGISTERED ON celeriac and Chinese celery. Provides control or suppression. Use the high rate for Septoria late blight. Repeat at 7 to14 day intervals. For Chinese Celery, apply in 280 L/ha (115 water at kpa. Do not apply more than 840 g/ha (340 g/acre) of product per season. Do not make more than 4 applications per season. Observe a plantback interval of 30 days for crops not listed. Fontelis (penthiopyrad) Group to 1.75 L/ha (400 to 710 ml/acre) Apply in 110 L/ha (45 L/acre) of water 0 REGISTERED ON celeriac. Controls Septoria late blight only. Repeat at 7 to 14 day intervals. Do not apply more than 4.5 L/ha (1.8 L/acre) per season. Do not re-enter for 12 hours. White Mould (Sclerotinia) Lance WDG (boscalid) Group to 770 g/ha (224 to 308 g/acre) Apply in at least 100 L/ha (40 water 7 REGISTERED ON broad bean, yard long bean, asparagus bean, and Chinese long bean. Apply at 20 to 50% flowering. Repeat at 7 to 14 day interval. Maximum of 2 applications per crop season. Do not enter treated area for 12 hours or until residues have dried. Last Updated: January 13,

17 2012 Vegetable Production Guide: Serenade Opti (Bacillus subtilis) Used in organics Serenade Max (Bacillus subtilis) Note: no longer produced. Beans and Brassicae: 1.7 to 3.3 kg/ ha (690 to 1300 g/acre) Leafy Veg: 0.6 to 1.7 kg/ ha ( 240 to 690 g/acre) Beans and Brassicae: 3.0 to 6.0 kg/ ha (1.2 to 2.4 kg/ acre) 0 For crops not on the label, observe a plant back interval of 14 days. Suppression only. REGISTERED ON LEGUME VEGETABLES (CROP GROUP 6) INCLUDING broad bean and yard long bean. ALSO REGISTERED ON BRASSICA LEAFY VEGETABLES (CROP GROUP 5) INLCUDING: cavolo broccoli, collards, kale, kohlrabi, mustard greens and rape greens. ALSO REGISTERED ON LEAFY VEGETABLES (CROP GROUP 4) INCLUDING: amaranth, arugula, Chinese celery, celtuce, chervil, corn salad, cress, dandelion, dock, endive, fennel, orach, parsley, radicchio and Swiss chard. Check labels for details on application timing and intervals. Used in organics Leafy Veg: 1.0 to 3.0 kg/ ha ( 400 to 1200 g/acre) Also suppresses grey mould on Specialty Beans and Leafy Vegetables. See Grey Mould section of this table for details. Also suppresses downey mildew on Brassica Leafy Vegetables. See Downey Mildew section of this table. Serenade Opti and Serenade Max (PCP# 31666, 28549) are OMRI-Canada listed. Check with your certification body before using in an organic operation. Allegro (fluazinam) Group to 1.0 L/ha (240 to 400 ml/acre) Apply in 300 to 1000 L/ha (120 to 400 L/acre) of water 14 REGISTERED ON asparagus bean, Chinese long bean and yard long bean. Begin application when 10% of plants have at least one open bloom. Make 2nd application 7 to 10 days later, but not later than when 50% of the plants have at least one open bloom. Maximum of 2 applications per year. Last Updated: January 13,

18 2012 Vegetable Production Guide: Grey Mould Lance WDG (boscalid) Group 7 Fontelis (penthiopyrad) Group g/ha (168 g/acre) 1.25 to 1.75 L/ha (500 to 710 ml/acre) Apply in 110 L/ha (45 L/acre) of water 7 Areas treated can be planted to potatoes as soon as practical. For other root crops and leafy vegetables observe a 30 day plant back interval (PBI). For all other crops, the PBI is 70 days. Do not enter treated area for 24 hours REGISTERED ON broad bean, yard long bean, asparagus bean, and Chinese long bean. See comments for white mould. Apply in at least 100 L/ha (40 water. 3 REGISTERED ON LEAFY VEGETABLES: amaranth leafy, arugula, cardoon, Chinese celery, celtuce, chervil, Chrsyanthemum, corn salad, cress, dandelion leaves, dock, endive, Florence, fennel, orach, parsley leaves, purslane, radicchio, New Zealand spinach and Swiss chard. Also suppresses Sclerotinia drop. Repeat at 7 to 10 day intervals. Do not apply more than 5.25 L/ha (2.2 L/acre) per season. Do not make more than 2 sequential applications before switching to a fungicide with a different mode of action. Do not re-enter for 12 hours. Last Updated: January 13,

19 2012 Vegetable Production Guide: Serenade Opti (Bacillus subtilis) Used in organics Serenade Max (Bacillus subtilis) Note: no longer produced. Used in organics Leafy veg: 0.6 to 1.7 kg/ha (240 to 690 g/acre) Legume Veg: 1.7 to 3.3 kg/ha (690 to 1300 g/acre) Leafy veg: 1.0 to 3.0 kg/ha (400 to 1200 g/acre) Legume Veg: 3.0 to 6.0 kg/ha (1.2 to 2.4 kg/ acre) 0 Suppression only. REGISTERED ON LEAFY VEGETABLES (CROP GROUP 4) INCLUDING: amaranth, arugula, Chinese celery, celtuce, chervil, corn salad, cress, dandelion, dock, endive, fennel, orach, parsley, radicchio and Swiss chard. ALSO REGISTERED ON LEGUME VEGETABLES (CROP GROUP 6) INCLUDING broad bean and yard long bean. Repeat using a 7 to 10 day interval. Also suppresses white mould (sclerotinia rot). See White Mould section of this table for details. Serenade Opti and Serenade Max (PCP# 31666, 28549) are OMRI-Canada listed. Check with your certification body before using in an organic operation. Clubroot (Plasmodiophora brassicae) Last Updated: January 13,

20 2012 Vegetable Production Guide: Allegro (fluazinam) Group 29 Transplant Treatment: 50 ml Apply in 100L of water Head & Stem Brassica subgroup 5A = 65 Leafy Brassica Greens subgroup 5B = 30 REGISTERED ON HEAD & STEM BRASSICA SUBGROUP 5A: Chinese broccoli, Chinese napa cabbage, Chinese mustard cabbage, cavolo broccoli, and kohlrabi. REGISTERED ON LEAFY BRASSICA GREENS SUBGROUP 5B: broccoli raab, bok choi, Chinese cabbage, collards, kale, mizuna, mustard greens and rape greens. Apply 100 ml of solution per plant immediately after transplanting. Do not follow with a pre-transplant treatment. Areas treated can be planted to potatoes as soon as practical. For other root crops and leafy vegetables, observe a 30 day plantback interval (PBI). For all other crops, the PBI is 70 days. Do not enter treated area for 24 hours. Pre-Transplant Treatment: 2.9 L/ha (1.2 L/acre) Apply in 500 L/ha (200 L/acre) of water Apply in a minimum band of 25cm along the planting row and incorporate to a depth of 15 to 20cm with a precision incorporator in the same operation. Transplant the seedlings into the treated band. If planting to a bed, a broadcast application could be made prior to forming the bed. Do not follow with a transplant treatment. For a list of registered crops and PBI information, see transplant info above.. Do not enter treated area for 24 hours Rhizoctonia Root Rot Quadris (azoxystrobin) Group 11 4 to 6 ml of product per 100m of row Apply in 50 to 100 L/ha (20 to REGISTERED ON diakon radish and horseradish. Apply either in-furrow at seeding or as a banded application over the row soon after emergence or within 30 days of emergence. Do not make more than one application per year. Last Updated: January 13,

21 2012 Vegetable Production Guide: Serenade Soil (QST 713 strain of dried Bacillus subtilis) Used in organics water 2.7 to 14 L/ha (1.1 to 5.7 L/acre) 0 A plant back interval of 30 days is required for broadleaf and root crops. A plant back interval of 45 days is required for cereals. Do not enter treated area until residues have dried. Suppression only. REGISTERED ON CROP GROUP 1: ROOT AND TUBER VEGETABLES: horseradish and oriental radish. Serenade Soil (PCP# 30647) is OMRI-Canada listed. Check with your certification body before using in an organic operation. Surface Application: Apply as a 15 cm band over the top of the seed row as a broadcast spray after planting. Ensure incorporation into the seed zone within 24 hours of application via rainfall or overhead irrigation. Post-plant applications: After crop germination, additional applications may be made to the soil as a drench or spray directed towards the base of the plant. Irrigate to move material into the seed or root zone. Repeat at 21 to 28 day intervals. Pythium Root Rot (Pythium spp.) Cyazofamid 400SC(formerly Ranman 400SC) (cyazofamid) Torrent 400 SC (cyazofamid) 30 ml/100l water 60 REGISTERED ON GREENHOUSE BRASSICA LEAFY VEGETABLE (Crop Group 5) TRANSPLANTS FOR FIELD PRODUCTION. Also controls Pythium damping-off. Apply once in the greenhouse as a soil drench to thoroughly wet the growing medium immediately after seeding. Last Updated: January 13,

22 2012 Vegetable Production Guide: Serenade Soil (QST 713 strain of dried Bacillus subtilis) 2.7 to 14 L/ha (1.1 to 5.7 L/acre) 0 Do not use a surfactant. Do not enter treated area for 12 hours. Also suppresses downy mildew when applied as a foliar spray to Brassica leafy vegetables (Crop Group 5) in the field. See Downy Mildew section of this table for more details. Group 21 fungicides. Suppression only. Also suppresses Rhizoctonia damping-off. REGISTERED ON CROP GROUP 4: LEAFY VEGETABLES: raddichio and Swiss chard. Used in organics ALSO REGISTERED ON CROP GROUP 5: BRASSICA LEAFY VEGETABLES: collards, kale kohlrabi and mustard greens. May be applied as a surface application to direct-seeded crop or as a tranplant drench. Serenade Soil (PCP# 30647) is OMRI-Canada listed. Check with your certification body before using in an organic operation. Transplant drench: Apply as a drench at the time of transplanting. Apply at a rate to thoroughly soak the growing media through the root zone or asa drench or directed spray using sufficient water to soak the root zone. Surface Application: Apply as a 15 cm band over the top of the seed row as a broadcast spray after planting. Ensure incorporation into the seed zone within 24 hours of application via rainfall or overhead irrigation. Post-plant applications: Last Updated: January 13,

23 2012 Vegetable Production Guide: Root and Crown Rot (Sclerotinia sclerotiorum) Pristine (boscalid & pyraclostrobin) Group 7 & 11 Prior to cold storage: 5 to 10 g per 100 kg roots in 2.5 to 3.0 L of water per 100 kg of roots. Prior to forcing: 4 to 7 g in approx L per m 2 of forcing tray. 19 After crop germination, additional applications may be made to the soil as a drench or spray directed towards the base of the plant. Irrigate to move material into the seed, root or transplant zone within 24 hours. Repeat at 21 to 28 day intervals. REGISTERED ON Belgian endive. Prior to cold storage: Make one application as a spray to the roots as they move along a conveyor belt used to bring roots from field transportation into cold storage bins. Prior to forcing: Apply again, making one application as a spray to the roots at the beginning of forcing, after they have been packed in forcing trays. Approximately 70 kg roots will fill 1 square metreof forcing tray. Do not apply more than 20 g per 100 kg roots. Do not apply after the beginning of forcing. *PHI = Pre-harvest interval BUFFERS Refer to product label for buffer requirements. See also Pesticide Regulations and Safety section of this guide. PESTICIDE GROUP DETAILS see Pesticide Toxicity Table of this guide. OMRI-Canada = Organic Materials Review Institute of Canada Last Updated: January 13,