论文部分内容阅读
杭州市留下人民公社楊家牌楼生产队用了人尿作根外追肥,取得显著成效。这个方法,是根据用有机磷剂作根外追肥取得茶叶丰产的經驗摸索
Hangzhou left the People’s Commune Yang archway production team used human urine for root dressing, and achieved remarkable results. This method is based on the use of organic phosphorus fertilizer for root top dressing to gain experience in tea leaves groping