论文部分内容阅读
一、材料与方法1.材料供试作物:当地玉米主栽品种SC-704。供试肥料:尿素、重过磷酸钙、硫酸钾。2.方法氮肥、磷肥、钾肥按试验设计的用量在播种前做基肥。试验不设重复,共设14个处理,随机排列,试
First, the material and methods 1. Materials for the test crop: the main varieties of local corn SC-704. Test fertilizer: urea, triple superphosphate, potassium sulfate. 2. Methods Nitrogen fertilizer, phosphate fertilizer, potash fertilizer according to the experimental design to do before planting base fertilizer. No duplication of experiments, a total of 14 processing, random arrangement, test