新型除草药肥──黄尿素一种既能明显增强土壤肥力，又可防除多种杂草的新型药肥——黄尿素，由浙江农科院土肥所研制推广成功。黄尿素是一种采用特殊工艺，由除草剂和尿素等复合制成的水稻本田专用药肥。这种黄色的药肥防除杂草有效率平均达９５．３４％，比一般杀草剂高... New herbicide fertilizer ─ ─ a urea urea can significantly enhance the soil fertility, but also a variety of weeds can control a new type of fertilizer - yellow urea, developed by the Zhejiang Academy of Agricultural Soil Fertilizer success. Yellow urea is a special process using a combination of herbicides and urea made of rice Honda special fertilizer. This yellow fertilizer to control weeds efficiency average 95.34%, higher than the average herbicide ...