& et al. A-K. EFFECT OF FEEDING TREATMENT WITH SOME EXTRACTS OF BLACK PEPPER ON SOME BIOLOGICAL ASPECTS OF COTTON LEAF WORM. Iraqi J. Agric. Sci. [Internet]. 2016 Jun. 17 [cited 2024 Nov. 23];47(3). Available from: https://jcoagri.uobaghdad.edu.iq/index.php/intro/article/view/578