AGRICULTURAL ENTOMOLOGY (UG)

Course : ENTO 121                    Credit: 2(1+1)                 Semester-II Course title: Fundamentals of Entomology Syllabus Theory Part-I Introduction and History of Entomology in India. Definitions: Insect, Entomology, Agricultural Entomology. Classification of phylum Arthropoda up to classes. Relationship of class Insecta with other classes of Arthropoda. Insect Dominance. Economic importance of insects: Harmful, Beneficial and productive insects. Premier institutes concerned with Entomology. Morphology:- Insect integument: structure and functions. Cuticular appendages and processes. Moulting: Definition and steps in moulting. Body segmentation: Structure of head, thorax and abdomen. Insect head capsule: Important sclerites and sutures. Positions of head. Structure and modifications of insect antennae, mouth parts, legs and wings (wing venation, wing coupling apparatus). Structure of thorax and abdomen: segmentation, appendages and processes, pregenital and post ge