Abstract:Cotton aphid Aphis gossypii (Homoptera: Aphididae), an important agricultural pest, its distribution extends from 60°N to 40°S in the world. This insect is capable to survive under different climatic conditions due to its wider adaptability. In summer, this insect reproduces parthenogenetically from generation to generation, after the late autumn it produces sexual aphids to lay eggs to over-winter. This paper presents studies on ecological adaptability of Aphis gossypii under different temperature and phot...