Chinch bug and false chinch bug Use of window and ventilation screens to exclude Use synthetic insecticide containing imidacloprid, (Nysius chinch bugs from the greenhouse. deltamethrin, or non-RUP formulations containing raphanus) bifenthrin. Removal of weeds in and around greenhouse. Root Knot Nematode (Meloidogyne Monitor to determine species and amounts of Management of nematodes is difficult, especially species) each present, take soil samples and have a in sandy soils. laboratory analyze them. Use nematicide formulations of Bacillus firmus or Rotate to non-host plants. copper hydroxide. Deep plowing, fallowing, and solarization can Botanical and homemade water extracts of basil, reduce nematode populations. garlic, and neem seed may be effective controls. Weed control. Two new commercialized products, once registered for use, can be used as effective Manage soil moisture, nutrition, and control of nematode controls: the microbe Myrothecium other pests, so that plant is sufficiently strong to verrucaria and natural soil biopesticide labeled as tolerate nematodes. Promax (containing extracts of tomatillo oil and Use 2 kilos of compost (DM) per plant to enhance thyme oil). organic matter and microbial composition. Maintain good soil drainage. Sanitation: Remove or compost crop residues after harvest. Thoroughly clean all equipment with disinfectant water. Do not allow irrigation water to flow from an infested field to other fields without impounding. Prevent animal grazing and movement from infested to uninfested fields. Marigold (Tagetes minuta and T. patula, respecitvely) plowed under the soil suppresses nematode populations. Control irrigation water. Use natural fungicide containing potassium Powdery mildew/white rot (Sphaerotheса bicarbonate or micronized sulfur. fuliginea, Erysiphe Resistant varieties are available for control. cichoracearum) Use synthetic fungicides containing myclobutanil, Use crop rotation. pyraclostrobin, boscalid, azoxystrobin, Sanitation: Remove and destroy dead plants. trifloxystrobin, kresoxym-methyl. Control weeds in and around field.
Chinch bug and false chinch bug (Nysius raphanus) Use of window and ventilation screens to exclude chinch bugs from the greenhouse. Removal of weeds in and around greenhouse. Use synthetic insecticide containing imidacloprid, deltamethrin, or non-RUP formulations containing bifenthrin. Root Knot Nematode (Meloidogyne species) Monitor to determine species and amounts of each present, take soil samples and have a laboratory analyze them. Rotate to non-host plants. Deep plowing, fallowing, and solarization can reduce nematode populations. Weed control. Manage soil moisture, nutrition, and control of other pests, so that plant is sufficiently strong to tolerate nematodes. Use 2 kilos of compost (DM) per plant to enhance organic matter and microbial composition. Maintain good soil drainage. Sanitation: Remove or compost crop residues after harvest. Thoroughly clean all equipment with disinfectant water. Do not allow irrigation water to flow from an infested field to other fields without impounding. Prevent animal grazing and movement from infested to uninfested fields. Marigold (Tagetes minuta and T. patula, respecitvely) plowed under the soil suppresses nematode populations. Management of nematodes is difficult, especially in sandy soils. Use nematicide formulations of Bacillus firmus or copper hydroxide. Botanical and homemade water extracts of basil, garlic, and neem seed may be effective controls. Two new commercialized products, once registered for use, can be used as effective nematode controls: the microbe Myrothecium verrucaria and natural soil biopesticide labeled as Promax (containing extracts of tomatillo oil and thyme oil). Powdery mildew/white rot (Sphaerotheса fuliginea, Erysiphe cichoracearum) Control irrigation water. Resistant varieties are available for control. Use crop rotation. Sanitation: Remove and destroy dead plants. Control weeds in and around field. Use natural fungicide containing potassium bicarbonate or micronized sulfur. Use synthetic fungicides containing myclobutanil, pyraclostrobin, boscalid, azoxystrobin, trifloxystrobin, kresoxym-methyl.
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