বৃহস্পতিবার, ২৮ আগস্ট, ২০১৪

Allelo-Chemicals: Allelo-chemicals are non-nutritional chemical produces that produced by one species affect growth, health and behavior of another species. Allelo-chemicals are broadly classified into two categories. They are:
Allomones:
* Gives negative response to receiver.
* Act as a defensive chemical for plants.
* Deterrent to insects feeding and oviposition.
* Directly kill the insects.
Kairomone:
* Give positive response to receiver.
* Act as an attractant.
* Stimulate feeding and oviposition.

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