تاسم البحثplay youtubePort offers1The Efficiency of Plant Extracts and Biological Control Agents on Some Pathogens Causing Damping-off and Root Rot Disease of Cucumber2ISOLATION AND IDENTIFICATION OF THE CAUSES OF DRY ROT DISEASE ON POTATO AND ITS CONTROL BY USING SOME ENVIRONMENT FRIENDLY PLANT EXTRACTS3Control of the causes of the damping off disease on pepper by some biological agents in Babylon province-Iraq