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1. Temperature is the most important factor in the abiotic environment as it controls the rates of metabolism, growth development, general behaviour and distribution of insect pests.
2. Insect growth is inhibited at temperature below the threshold of development, the maximum lower temperature at which pests are able to develop lies between 15.5o and 18.3o C.
3. The optimum temperature for most of the insects lies between 29o C and 32 oC.
4. The temperatures also influence the development of hot spots.
STORE GRAIN PESTS AND THEIR MANAGEMENT, IGSMARI – HYDERABAD