containing metaldehyde (LIMOXYL) could be used. Root Knot Nematode Use of resistant cultivars and grow healthy plants (use appropriate seed, spacing, watering, Management of (Meloidogyne species) weeding and fertilizer) nematodes is (significant) difficult, especially Use Soil solarization using plastic. in sandy soils. Use crop rotation, deep plowing, fallowing and avoid mono cropping. Rotate with broccoli, Botanical and cauliflower, sorghum, Sudan grass, rape, and mustard seed which are resistant to nematodes. homemade water Sanitation: Remove and compost crop debris. extracts of basil, Use of organic fertilizer particularly chicken manure and composts to add organic matter and garlic, and soil structure to sandy soils Growing flax, a tropical herb, is good for controlling root knot nematodes. seed cake may be African and French marigold (Tagetes and respectively) plowed under the minuta T. patula, effective controls. soil also suppress and reduce nematodes. Plant and plow residues under the soil 2 months Two natural later. artisanal soil biopesticides containing extracts of ground cherry/tomatillo oil mixed with thyme oil. Potato early blight or Scouting and spot treatment. Fungicide Alternaria leaf spot (Alternaria application is Blights can be minimized by maintaining optimum growing conditions, including proper justified only when fertilization, irrigation, and management of other pests. solani, Macrosporium solani) (significant) the disease is Grow later maturing, longer season varieties. initiated early Maintain optimum growing conditions, including proper fertilization, irrigation, and enough to cause management of other pests. economic loss. When justified, apply fungicides as soon as symptoms
containing metaldehyde (LIMOXYL) could be used. Root Knot Nematode (Meloidogyne species) (significant) Use of resistant cultivars and grow healthy plants (use appropriate seed, spacing, watering, weeding and fertilizer) Use Soil solarization using plastic. Use crop rotation, deep plowing, fallowing and avoid mono cropping. Rotate with broccoli, cauliflower, sorghum, Sudan grass, rape, and mustard seed which are resistant to nematodes. Sanitation: Remove and compost crop debris. Use of organic fertilizer particularly chicken manure and composts to add organic matter and soil structure to sandy soils Growing flax, a tropical herb, is good for controlling root knot nematodes. African and French marigold (Tagetes minuta and T. patula, respectively) plowed under the soil also suppress and reduce nematodes. Plant and plow residues under the soil 2 months later. Management of nematodes is difficult, especially in sandy soils. Botanical and homemade water extracts of basil, garlic, and seed cake may be effective controls. Two natural artisanal soil biopesticides containing extracts of ground cherry/tomatillo oil mixed with thyme oil. Potato early blight or Alternaria leaf spot (Alternaria solani, Macrosporium solani) (significant) Scouting and spot treatment. Blights can be minimized by maintaining optimum growing conditions, including proper fertilization, irrigation, and management of other pests. Grow later maturing, longer season varieties. Maintain optimum growing conditions, including proper fertilization, irrigation, and management of other pests. Fungicide application is justified only when the disease is initiated early enough to cause economic loss. When justified, apply fungicides as soon as symptoms
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