ALLELOPATHIC EFFECT OF WATER EXTRACTS OF SORGHUM HALEPENSE (L.) PERS., CONVOLVULUS ARVENSIS L. AND CIRSIUM ARVENSE SCOP. ON THE EARLY SEEDLING GROWTH OF SOME LEGUMES CROPS. Pestic. Phytomed. 2014;29(1). doi:10.2298/pif.v29i1.5110