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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 […]
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 […]
Wax Moth a. Greater Wax Moth Galleria mellonella Galleriidae : Lepidoptera Adults brown in colour. Female moth enters the hive during night and lays creamy white eggs in groups in the cracks and crevices of the hive and combs and in the gap between super and brood chamber. Caterpillar is dirty white in colour. Egg, […]
The thorax consists of three segments viz., pro, meso and metathorax and each bear onepair of legs called fore, middle and hind legs respectively. Legs are the principal organ oflocomotion and they have undergone many modifications and have been adapted to wide rangeof functions. The generalized insect leg consists of six segments. 1. A basal […]
ENTOMOLOGY DEFINITION: Entomology is the scientific study of insects. The word ‘Entomology’ is derived from two Greek words ‘Entomon’ meaning insects and ‘logos’ meaning study It is a branch of zoology dealing with Origin & evolution of insects and their diversity & classification, body organisation and function, development, interaction with surroundings in which they live, […]