SAEID, A. J. I. (2019) “EFFECT OF DIFFERENT CONCENTRATION OF HUMIC ACID ON VEGETATIVE GROWTH AND GREEN PODS ON TWO CULTIVARS OF PEAS( Pisum sativum L.)”, Journal of Duhok University, 21(1), pp. 37-44. doi: 10.26682/avuod.2019.21.1.5.