论文部分内容阅读
为了进一步筛选出生产上常用的防治小麦白粉病的理想药剂，１９９８年底鹿泉市农技站对５０％硫悬浮剂２００倍液、白粉灵乳油８００倍液、１０％双效灵水剂２００倍液，２０％农抗１２０水剂２００倍液及２０％粉锈宁１５００倍液进行了药效对比试验，以空白为对照。于４月２?
In order to further screen out the production of commonly used wheat powdery mildew prevention and control of the ideal agent at the end of 1998 Luquan City Agricultural Technology Station on the 50% sulfur suspension 200 times the liquid, 800 times the white powder Ling EC, 10% double effective agent 200 times Liquid, 20% of agricultural anti-120 agent 200 times and 20% of triadimefon 1500 times the efficacy comparison test to blank as a control. In April 2?