Bacterial soft rot, bacterial stem rot

General Erwinia carotovora subsp. carotovora has recently been renamed Pectobacterium carotovora . It is one of the pectolytic bacteria causing extensive bacterial rots (bacterial soft rot, bacterial

Black sigatoka disease

General Mycosphaerella fijiensis also known as black sigatoka, is an ascomycete fungus that causes leaf-spot of banana. Damage symptoms Black sigatoka (Mycosphaerella fijiensis ) first causes small, l

Powdery mildew

General Powdery mildew is a fungal disease that is caused by many different species of fungi such as Erysiphe, Podosphaera, Oïdium, Leveillula. Damage symptoms Powdery mildew symptoms are fairly simil

Crazy roots, hairy roots, crown gall

General Rhizobium bacteria are soil bacteria that fix nitrogen after becoming established inside root nodules of legumes. Additionally, pathogenic Agrobacterium s pecies have recently been assigned to

Knowledge

Tea spider mite

General Oligonychus coffeae is most destructive pest in all tea growing areas of India causing considerable yield loss. Damage symptoms Larvae, nymphs and adults causes damage to the tea plant which s

Chilli thrips

About Scirtothrips dorsalis Scirtothrips dorsalis , commonly known as the chilli thrips, is an emerging pest of significant concern in greenhouse cultivation. Known for its ability to damage a wide va

Melon thrips

General It is polyphagous pest and has been recorded more than 36 plants families. Damage symptoms Nymphs and adults are damaging stage. Infested leaves become yellow or brown, also acquire bronze col

Grape mealy bug

General Mealy bug causes increasing threat to grape cultivation which leads to considerable yield loss. Damage symptoms Adults and nymphs suck the sap from the leaves, shoots, flowers and grape bunche

Citrus leaf miner

General Citrus leaf miner found in all regions where Citrus sp. is grown. Damage symptoms The minute larvae enter the leaf tissues of tender leaves and feeding on them produces snake-like mine. This c