Agri Diseases

Diseases of Cumbu, Pearl, Millet, Bajra – Agricultural study materials

DISEASES OF CUMBU/PEARL MILLET/BAJRA DISEASES CAUSAL ORGANISM Downy mildew or green ear Sclerospora graminicola Ergot or sugary disease Claviceps fusiformis Smut Tolyposporium penicillariae Rust Puccinia penniseti 1. DOWNY MILDEW/GREEN EAR – Sclerospora graminicola Symptoms The first symptom appears in seedlings at 3-4 leaf stage. Affected leaves show patches of light green to light yellow colour […]

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Disease of Barley Plant – Agricultural study materials

DISEASES OF BARLEY DISEASES CAUSAL ORGANISM Leaf rust Puccinia hordei Stem rust Puccinia graminis f.sp. secalis Stripe rust Puccinia striiformis Covered smut Ustilago hordei Loose smut Ustilago nuda Powdery mildew Erysiphe graminis f.sp. hordei Bacterial leaf blight Pseudomonas syringae pv. Syringae Barley stripe mosaic Barley stripe mosaic virus (BSMV) 1. Stem rust — Puccinia graminis […]

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Pest Affecting Tomoto Production – Free Online Agri Studymaterial

TOMATO Fruit borer Helicoverpa armigera (Noctuidae: Lepidoptera) It is a major pest of tomato. Main hosts are gram, cotton, citrus, indigo, cowpea, groundnut, linseed, sunflower, bhendi, chilli, millets, tobacco, etc.  Young larvae feed on tender foliage and full-grown caterpillars attack fruits.  They make circular boreholes and thrust their head inside fruit and eat inner contents.  […]

Insects

SugarCane Pests – Study About Pest – Sugarcane production – Free Study guide

PESTS ON SUGARCANEEarly shoot borer – Chilo infuscatellus (Crambidae: Lepidoptera) P refer 1-3 months old crop. Caterpillar enters the stem by making holes above the ground level.  Formation of “dead heart” is the symptom. Affected plants can be easily pulled out. Rotten portion of the dead heart emits an offensive odour. High temperature, low humidity, […]

Agricultural Study Materials Insects

WHAT IS PEST ON MILLETS – Study About Pest Affects Millets

Millets are indigenous to many parts of the world.The most widely grown millet is pearl millet, which is an important crop in India and parts of Africa.Finger millet, proso millet, and foxtail millet are also important crop species In India, various alcoholic beverages are produced from millets.[31] Millet is also the base ingredient for the […]