In this article we will discuss about the structure of silk moth (Bombyx) with the help of a diagram. Fig. 254 BOMBYX LIFE CYCLE 1. It is otherwise called "Bombyx" and produces silk. It is reared on mulberry leaves. 2. The body is divisible into head, thorax and abdomen. The abdomen is short and stout. 3. The colour is creamish [...]
In this article we will discuss about the life cycle of Culex with the help of a diagram. Fig. 253 CULEX LIFE CYCLE The Life Cycle of Culex has following three stages: The Eggs: 1. They are laid in rafts of about 300 eggs held, together through sticky substance for floating along the surface of water. 2. The eggs [...]
In this article we will discuss about the life cycle of Anopheles with the help of a diagram. Fig. 252 ANOPHELES LIFE CYCLE The life cycle of Anopheles has following three stages: The Eggs: 1. The eggs are whitish and boat-shaped. 2. 50 to 80 eggs are laid on water-surface singly and are floating horizontally through air floats. 3. In [...]