旅大地区小麦面积逐年扩大,与此同时,小麦锈病也开始发生危害,严重影响小麦产量的提高。一九七一年,在开展抗病育种的同时,进行了药剂防治小麦叶锈病的试验。供试药剂有氟硅酸液、萎锈灵、40%福美胂、敌克松、果绿定、“5406”1:1浸出液、草木灰45倍液。小麦品种为“农大45”。五月二十二日喷药。 Luda area wheat area expanded year by year, at the same time, wheat rust also began to endanger the serious impact on wheat yield increase. In 1973, we carried out experiments on the control of wheat leaf rust by carrying out disease-resistant breeding. Test agents are fluorosilicic acid, a rust rust Ling, 40% arsenic arsenic, the enemy grams of pine, green fruit set, “5406” 1: 1 leaching solution, 45 times the ash ash. Wheat variety is “Nongda 45”. May 22 spray.