Horticultural Common Pest & and Disease Identification
>50% of crop losses are from damage by pests. What is a pest? Forms: – – – –
Insect pests Crop Diseases Soil Nematodes Weeds
Chemical pest control is one of the most effective method of control, when you identify the pest correctly. 4R’s
Insect Pest Common in all most Horticultural Crops Cutworms: Karate Fenvalerate Pyrinex Apron star
Insect Pest Common in all Crops Root Knot Nematode: EDB Tech EDB 92 Nemacur 10G Nemacur 480 EC
Insect Pest Common in all Crops Whitegrubs: Pyrinex Chloropyrifos
Insect Pest Common in all Crops Aphids: Metasystox Dimethoate Tamaron Malathion
Leaf Eaters in Horticultural Crops
Leaf Eaters Stalk borer: Crops: Green mealies, Baby Corm Sweet Corn Karate Thionex 35EC Fenvalerate Thionex IG Dipterex 2.5G
Leaf Eaters Armyworm: Crops: Same range Carbaryl Thionex 35EC Malathion 25%WP Karate
Leaf Eaters DBM Crops: Brassica Cabaryl Malathion Monocron Acephate
Leaf Eaters Cabbage Web Worm Crops: Brassicas Same as above
яБоSucking
Pest
Sucking Pest White Flies: Crop: Tomato Potato Tamaron/Methamidophos Confidor/Imidachloprid Chess Decis
Sucking Pest Red Spider Mite: Crop: Tomatoes, Potatoes, Cucumbers Amitraz Dicofol /Kelthane Dynamec/Abamectin
Sucking Pest Onion Thrips: Crop: Onion, Garlic, Disyston Thionex 35EC Malathion 25%WP
Sucking Pest Leaf Hoppers: Crops: Green Mealies, Baby Corn Sweet Corn Dimethoate Cruiser Apron Star Disyston
ď ŽBoring
Pest
Boring Pest Heliothis Bollworm: Crop: Tomato Pyrinex /Chloropyrifos Thionex 35EC Tamaron/Methamidofos
Boring Pest Potato Tuber Moth: Crop: Potato Pyrinex/Chloropyrifos Tamaron/Methamidofos Monocron
Boring Pest Fruit Fly: Crop: Butternuts, Pumkins, Lebaycid Malathion 25%WP Dimethoate
Boring Pest Leaf Minor: Crop: Potato, Tomato, Cucumber Dynamec/Abamectin Tamaron/Methamidofos Trigard /Cyromazine
ď ŽCommon
Horticultural Diseases
ď ŽFungal
Diseases
Fungal Diseases in Horticultural Crops Dumping Off: Crops: Most Crops Apron Star Thiram
Fungal Infections in Horticultural Crops Early Blight: Crops: Tomatoes, Potato Dithane M45 Cooper Oxychloride Bravo, Folicur Ridomil
Fungal Infections in Horticultural Crops Late Blight: Crops: Tomato Potato Dithane M45 Cooper Oxychloride Bravo, Folicur Ridomil
Fungal Infections in Horticultural Crops Powdery Mildew Crops: Cucumbers, Tomato, Potato, Pumkins Weetable sulphur
Fungal Infections in Horticultural Crops Downey Mildew Crops:Crops: Brassicas, Butternuts, Pumkins Guard N Care Copper Oxy Dithane M45 Benomyl
ď ŽCommon
Viral Diseases in Horticultural
Viral Diseases in
Horticultural Crops Maize Streak Virus: Control leaf hoppers
Viral Diseases in
Horticultural Crops Cucumber Mosaic Most Crops Virus: Control Aphids
ď ŽCommon
Bacterial Diseases in Horticultural
Bacterial Infections in Horticultural Crops Bacterial Wilt: Crop Tomato, Potato Cooper Oxychloride
Bacterial infections in Horticultural Crops Bacterial Blights: Fine Beans Cooper Oxychloride
Bacterial Infections in Horticultural Crops Bacterial Soft Rots: Crop: Brassicas Varietal Cooper Oxychloride
ď ŽPhysiological
Problems
Physiological Problems Blossom End Rot: Crop: Tomato, Pepper Chilles Calcium Nitrate, Gypsum, Wuxal Calcium
Physiological Problems
Cat Facing: Varietal, Nutritional problems
Physiological Problems
Fruit Cracking: Irrigation problems
Physiological Problems
Sun Scald: Excessive pruning