宁夏研制成功除草尿素宁夏农林科学院植物保护研究所研制开发的除草尿素是以尿素为载体，用独特的工艺技术在尿素表面包裹一层复合除草剂和稳定剂，集肥效、除草为一体。它含除草剂农药商品量２．２％，含除草剂有效成份１．２％，除稗草效果达９５％以上，它与单用尿素和... Ningxia developed weeding urea Ningxia Institute of Plant Protection, Institute of Plant Protection, weeding urea is based on urea as a carrier, with a unique process technology in the urea surface coated with a layer of compound herbicides and stabilizers, fertilizer efficiency, weeding as a whole. It contains 2.2% of the amount of herbicide pesticides, herbicides containing 1.2% of the active ingredient, in addition to barnyard grass effect of more than 95%, with urea and ...