Agri Diseases

DISEASES OF SUNFLOWER – Agricultural study materials

DISEASES CAUSAL ORGANISM Rust Puccinia helianthi Leaf blight Alternaria helianthi Root rot or charcoal rot Macrophomina phaseolina Head rot Rhizopus nigricans 1. RUST – Puccinia helianthi Symptoms Small, reddish brown pustules (uredia) covered with rusty dust appear on the lower surface of bottom leaves. In severe infection, numerous pustules appear on leaves leading to yellowing […]

Agri Diseases

DISEASES OF PULSES – Agricultural study materials

Common Pulse Diseases COMMON DISEASES CAUSAL ORGANISM Dry root rot Macrophomina phaseolina Leaf spot Cercospora canescens Powdery mildew Erysiphe polygoni Rust Uromyces phaseoli-typica Anthracnose Colletotrichum lindemuthianum Bacterial blight Xanthomonas phaseoli Yellow mosaic Yellow mosaic virus Leaf crinkle Leaf crinkle virus RED GRAM / PIEGON PEA Wilt Fusarium oxysporum f.sp. udum Stem blight Phytophthora drechsleri f.sp. […]

Insects

Pest Affecting moringa, drumstick tree, horseradish tree, and ben oil tree or benzolive tree – Free Study Material

MORINGA Moringa oleifera is a plant that is often called the drumstick tree, the miracle tree, the ben oil tree, or the horseradish tree. Moringa has been used for centuries due to its medicinal properties and health benefits. It also has antifungal, antiviral, antidepressant, and anti-inflammatory properties.Pod fly Gitona distigma (Drosophilidae: Diptera) Aematurely and full-fed caterpillars come out […]

Insects

Pest Affecting Cruciferous vegetables like cauliflower, cabbage, kale, garden cress, bok choy, broccoli, Brussels – Free Online Studymaterial

CRUCIFEROUS VEGETABLES Cruciferous vegetables are vegetables of the family Brassicaceae (also called Cruciferae) with many genera, species, and cultivars being raised for food production such as cauliflower, cabbage, kale, garden cress, bok choy, broccoli, Brussels sprouts and similar green leaf vegetables. The family takes its alternative name (Cruciferae, New Latin for “cross-bearing”) from the shape […]

Uncategorized

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

PESTS OF MEDICINAL AND AROMATIC PLANTS – Free Study Material

BELLADONA Cut worm, Agrotis flammetra (Noctuidae: Lepidoptera)  Leaf feeder, Archipsinca ceana SENNA Green leaf eating caterpillar, Catopsilia pyranthe Pierdae Lepidoptera Pod borer, Etiella zinckenella Phycitidae Lepidoptera  LONG PEPPER Mealy bug, Dysmicoccus sp. (Pseudococcidae: Hemiptera)  Tea mosquito bug, Helopeltis theivora (Miridae: Hemiptera)  MEDICINAL YAMS Aphids, Aphids gossypii, Pentalonia nigronervosa (Aphididae: Hemiptera)  Red spider mite, Tetranychus sp […]

Insects

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, […]

Insects

Pest or Insects Affecting Coffee Production – Types of pest Affecting the Coffee – Free Study Material

PESTS OF COFFEE White stem borer Xylotrechus quadripes Cerambycidae: Coleoptera White stem borer is the most serious pest of Arabica coffee in India.  Alternate host plants include Robusta tree coffee, teak, Oleadioica etc. However, borer usually does not breed in these plants.  Adult is slender and 2.5 cm long beetle. Forewings are black with white […]

Uncategorized

Pest In ONION and GARLIC – Pest affecting Onion and Garlic – Pest Studymaterial

Onion Onion Thrips,Thrips tabaci  (Thripidae: Thysanoptera) It is a major cosmopolitan thrips injurious to onion and garlic. Nymphs and adults remain in dense at leaf bases and whorls of onion and feed by lacerating the tissues and imbibing the oozing cell sap.  Infested onion develops a spotted appearance on the leaves; subsequently turning into pale […]

Agri manufacturing Agricultural Study Materials Uncategorized

Pest Affecting fruits – Banana, Apple, Grapes, Fig, Tamarind, Papaya, star goosberry, custard apple, pear, peach and plum

BANANA Rhizome weevil Cosmopolites sordidus (Curculionidae: Coleoptera) It is a major pest of banana. Adult is a stout, reddish brown weevil.  Grub is apodous and yellowish with reddish head. Grub bores into rhizome and tunnels within it. Pupates within a chamber made near the outer surface of rhizome.  Adult also tunnels within stem feeding on […]

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 […]

Agri manufacturing Agricultural Study Materials Uncategorized

PEST ON WHEAT – Pest Affects Wheat Production-Free Study Guide pest control

Wheat (Triticum aestivum L.) is an important cereal crop cultivated all over the world and consumed by nearly 35% of the world population. It harbours nearly two dozen of insects; among them only half a dozen of insect pests, like aphids, termites, army worm, pink stem borer, pod borer and Ghujhia weevil, attain the major pest […]

Agricultural Study Materials Insects

Pest – Definition of Pest – Categories of Pests – Causes of Pest outbreak – Study Guide

PEST – Derived from French word ‘Peste’ and Latin term ‘Pestis’ meaning plague or contagious disease Pest is any animal which is noxious, destructive or troublesome to man or his interests A pest is any organism which occurs in large numbers and conflict with man’s welfare, convenience and profit A pest is an organism which […]