Root rot and stem rot Macrophomina phaseolina Bacterial wilt Pseudomonas solanacearum 1. ROOT ROT and STEM ROT – Macrophomina phaseolina Symptoms The fungus attacks the stem at the nodal region, causing shredding of the bark. In mature plants, necrotic lesions on the leaves appear at the apex and along their margins. Pycnidia are formed on […]
Tag: pest control for tea
PEST IN CUCURBITATIOUS VEGETABLES – CUCUMBER, WATERMELONS, SQUASH AND PUMPKIN, GUARDS – Free Online Studymaterial
family of chiefly herbaceous tendril-bearing vines (order Campanulales) that are characterized by an inferior ovary and anthers usually united and that include food plants (as the cucumber, melon, squash, and pumpkin), drug plants (as the colocynth), and ornamental plants (as the gourds) Fruit flies (Tephritidae: Diptera) Bactrocera dorsalis: Adult is a reddish-brown fly with lemon-yellow […]
Pest in Bhendi or lady’s finger – Free Online Studymaterial
BHENDI Shoot and fruit borer Earias vittella, E. insulana (Noctuidae: Lepidoptera) It is commonly known as cotton spotted bollworm and a major pest of bhendi. It is infesting okra, cotton and other malvaceous wild and cultivated plants. Summer bhendi suffers heavily by this pest, after which, it migrates to cotton. Caterpillars bore into tender shoots […]
Pest Affecting Brinjal Production – Free Online Agri Studymaterial
BRINJAL Shoot and fruit borer Leucinodes orbonalis (Pyraustidae: Lepidoptera) Leucinodes orbonalis is the most important and destructive pest of brinjal. It starts damaging brinjal plant, few weeks after transplantation. Larva bores into tender shoots and causes withering of terminal shoots or dead hearts. It also bores into petioles of leaves, flower buds and developing fruits […]
Pest on Sesame, Castor, sunflower, Mustard and Green Manure – Free Online Studymaterial
PESTS ON SESAME Til Leaf and Pod Caterpillar, Antigastra catalaunalis Lepidoptera: Pyralidae A serious and regular pest. Young caterpillars feed on leaves. They also bore into the shoots, flowers, buds and pods. An early attack kills the whole plant, but infestation of the shoots at a later stage hampers further growth and flowering. The maximum […]
Pest Of Lily, Neriyum, chyrysanthemum,Crotons, Teak, casuarina, Bamboo, Eucalyptus, Neem etc
PESTS OF LILY Leaf caterpillar Polytela gloriosa Noctuidae : Lepidoptera Adult – brown with yellow and red markings. Larva -leaf feeder PESTS OF NERIUM Sphingid caterpillar Deilephila nerii Sphingidae : Lepidoptera Adult: Robust, green moth with yellow markings Leaf butterfly Euploea core Danaidae : Lepidoptera Larva: Blackish brown, […]
Pest Affecting the Production of Jasmine and Rose – Jasmine and Rose pest study material
PESTS OF JASMINE Budworm, Hendecasis duplifascialis Hmpsn Pyraustidae Lepidoptera Caterpillar makes hole on the flower bud and feeds on the inner content. Larva also attacks 2 -3 buds and buds are webbed together by silken threads. Adult is a small white moth with black palpi and three lines on the abdomen and hind legs. Larva […]
PESTS OF TEA – Pest Control on Tea production – free Studymaterial
PESTS OF TEA Tea mosquito bug, Helopeltis theivora Miridae – Hemiptera Adults and nymphs suck the sap from buds, young leaves and tender stems by puncturing the plant tissues with needle like stylets and inject toxic saliva. These punctures appear as reddish brown spots. Due to intensive feeding, leaves curl up, become badly deformed and […]