Experimentation that studies on affection of fertilizer on Alfalfa’S yield and quality was carried at Tianshan animal-breeding bioengineering Ltd.Yushugou dyke toft.Come to a conclusion after statistical analysis:Fertilization Can accelerate alfalfa’S grow speed,promote the yield of alfalfa.When the N,P,KS fertilizer was fertilize singly,the yield come to the highest under the treatment 225kg/ hm2 carbamide, 562 .5kg/ hm2 super phosphate calcium,675kg/hm2 Sulfuric acid potassium,75kg/hm2 sulfur power,respec...