Day: July 11, 2020
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Migration of Fishes
Introduction In life history of some fishes, population needs, like foraging & reproduction, can’t be met in single habitat. So, they travel periodically from one habitat to another & back after meeting the requirement, termed as fish migration. Causes: Sexual maturity, hormonal changes, instinct, predators, competition, food, light, temperature, pH, water currents, turbidity etc. The…
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STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION (for NEET)
In this chapter we will be dealing with ANIMAL HUSBANDRY This is the Science and Art of management that deals with feeding, housing, breeding, cleaning, health care of common domestic animal for getting maximum benefits. ANIMAL BREEDING A group of organism that have similar characteristics, general appearance, features are said to belong to a common…