Ent. 521 Biology and Ecology of Disease Vectors
Insects affecting man and animals: bugs, lice, fleas, mosquitoes, gnats (black flies, sand flies, biting midges and the related forms) - Blood sucking flies - Non blood sucking flies - Other insect groups: cockroaches, beetles, ants, ticks and mites - Other arthropods of importance - Poisoning insects and arthropods.
Ent. 522 Epidemiology of Vector-Transmitted Diseases
Introducation: Origin - Definition and scope of epidemiology (eg.of modern epidemiology: small pox, aids) - Vector-borne diseases - Vectors - Incriminating a vector - Transmission of arthropods borne diseases - Relationship of vertebrate pathogens to vectors - Physiology of the vectors - Vectors effectiveness - Pathogens transmitted by arthropods - Vertebrate hosts - Control of arthropods affecting man and animals - Examples of vector-borne diseases.
Ent. 523 Planning and Evaluation of Vector Control Operations, Biostatistics and Computer Science
(a) Planning and Evaluation of Vector Control Operations: Introduction - Surveillance and sampling: a sampling technique, a sampling program, examples of the common sampling techniques - Indirect survey - Kinds of estimates: absolute and relative estimates - Dynamics of insect life system: population change, effect of the environment on insect development - The development and use of life tables in the study of natural insect populations - Sampling design and evaluation models of some vectors of diseases - Mosquitoes : human malaria, control through modification of larval habitat, control of the adult stage, biological control - The house fly: rural fly control, community fly control, chemical control, general chemical insecticides and their types, biological control - Parasites - Predators – Microorganisms - New approaches of vector control.
(b) Biostatistics and Computer Science: Binomial and normal distributions – Tests for means, variances and properties – Wilkinson two sample test – Goodness of fit and test for independence – Analysis of variance – Computer programming language – Excel and power point – Statistical applications in Maple.
Ent. 524 Field and Laboratory Practices
Laboratory practices and field visits covering: Testing different stages of selected species to an insecticide, drawing Lc – p lines and determination of different levels of acute toxicity - Solving genetic problems concerning the inheritance of insecticide resistance - Laboratory rearing of a mosquito, house fly, sand fly and cockroach - Examination of different stages of a malaria parasite - Leishmania strains - Flora of the gut of the house fly preparation of specimens for study by the light and electron microscopes - Special techniques: handling unicellular and multicellular organisms – Culturing microorganisms.