论文部分内容阅读
一、材料与方法试验基本情况：本试验选在小溪镇盾丘村6年生的抽园，试验地为水稻上，土壤质地较松软，排灌条件较好。供试的硝酸磷肥是山西省天脊集团公司生产的，尿素是福建三明市化工总厂生产的，过磷酸钙是福建平和县磷肥厂产的，氯化钾为加拿大产的。试验设计：设施用硝酸
First, the material and method The basic situation of the test: In this experiment, six-year-old pumping garden in Dunqiu Village, Xiaoxi Town was selected. The experiment was conducted on paddy soil, and the soil texture was relatively soft with good drainage and irrigation conditions. Nitrophosphate tested was produced by Tianji Group in Shanxi Province. Urea was produced by Fujian Sanming Chemical Plant and superphosphate was produced at Phosphate Fertilizer Plant in Pinghe County, Fujian Province. Potassium chloride was produced in Canada. Experimental Design: Nitric acid for facilities