1983年我们开展了国产多元素复合化肥(V—1)应用于部分蔬菜的试验,为进一步扩大应用提供依据。一、材料与方法 (一) 供试肥料 1.V—1复合肥由上海吴泾化工厂研制,以氮、磷、钾为主(各含15％)。加配少量镁、硼、锌等六种微量元素和腐殖酸铵;2.进口复合肥,系丹麦产品,含氮、磷、钾各15％;3.尿素,国产,含氮46％;4.常用腐熟人畜粪尿。 In 1983, we carried out the application of domestic multi-element compound fertilizers (V-1) on some vegetables and provided the basis for further application. I. Materials and Methods (I) Test fertilizer 1.V-1 compound fertilizer developed by Shanghai Wujing Chemical Plant is mainly nitrogen, phosphorus and potassium (each containing 15%). With a small amount of magnesium, boron, zinc and other six trace elements and ammonium huminate; 2. Imported compound fertilizer, the Department of Danish products, nitrogen, phosphorus and potassium each 15%; 3 urea, domestic 46% nitrogen; 4 Commonly used decomposed manure and urine excretion.