Effect of Phos phatic Fertilization Level on Growth , Crude Potein Content and Nitrohen Fixation Ability of Alfalfa ( Medicago sativa L. ) at Sowing Year
The experiment was carried out to investigate the effects of phosphate fertilizer level on growth, crude protein content and nitrogen fixation ability of alfalfa(Medicugo sariva L.) at sowing year. The experimental field was conducted using a randomized b