UNIVERSITY OF MADRAS
B.Sc. DEGREE COURSE IN Zoology
SEMESTER SYSTEM WITH CREDITS
(Effective from the Academic Year 2003-2004)

SYLLABUS

Semester VI - Application Oriented Subject II - Economic Entomology & Pest Management II

Duration of Examination: 3 hrs
Maximum Marks: 100
Credits: 4

Unit I

Pests

Types of Pests - types of damage caused by pests in crops - causes for insects assuming pest status - Outbreak of pests.

Unit II

Pests of agricultural importance, their bionomics, life cycles control measures of cereals. (Paddy, wheat and millet), Oil seeds (Coconut, ground nut), Cash crops (Sugarcane, cotton), Vegetables (Tomato, Potato, brinjal, Ocra), Pulses (Green gram, Black gram), Plantation crops (Coffee, Tea, Cardomom), Fruits (Banana, Mango, Grapes, Citrus).

Unit III

Pests of stored products and their control. Household pests (cockroaches, termites, silver fish, flies and mosquitoes) and their control. Pests in relation to Public health, Non- insect pests (Nematods, mites, rodents and birds) and their control.

Unit IV

Pest control methods: Natural control, Applied control (Prophylactic, curative), Cultural, Mechanical, Physical, Legal methods. Biological control - Success and limitations of their programmes - Parasites predators, pathogens and biocides. Chemosterilants - Pheromones. Chemical methods - Elementary classification of pesticides - LC5O and LD5O values - toxicity levels - preparation of pesticides - formulations - packages - manufacture - First and precautions - pesticide spraying appliances.

Unit V

Pesticide Industry - Production and marketing. Recent trends in pest control - Pheromones, Attractants, Repellents, Antifeedants, Chemosterilants and chitin inhibitors. Residual toxicity of pesticides - Environmental degradation and its prevention. Integrated Pest Management and its importance.

REFERENCE:

1. Ramakrishna Iyer, T.V., - Economic Entomology, Government Publications, Madras.

2. David, By, and T. Kumarasamy, 1984. Elements of Economic Entomology, Popular Book Depot, Madras, 536 pp.

3. Nayar, K.K. T.N. Ananthakrishan and By. David. 1992. General and Applied Entomology. Tata McGraw Hill Publishing Co Ltd., New Delhi - 110 051.