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我社小麦因受白粉病危害,产量遭到一定程度的损失,为了加强防洽,我们进行了药效试验。 (一)材料方法:供试药剂为25％粉锈宁乳剂、50％多菌灵可湿性粉剂和硫磺胶悬剂。小麦品种为扬麦3号。小区试验有33个小区,每小区0.02亩,三次重复。粉锈宁亩用量分别为30、40、50克;50％多菌灵可湿性粉剂1.5、2、3两。各处理兑水120斤/亩,用背负机喷雾。大田试验:各处理面积在一亩以上,对照田为一亩,药剂用量30克/亩;多菌灵分别为1、1.5、2两/亩:加5斤水,用东方红-18型机喷雾。各处理均定点调查病情指数,进行三次
Our village wheat due to powdery mildew endangering the yield suffered a certain degree of loss, in order to strengthen the anti-collision, we conducted a pharmacodynamic test. (A) Material Methods: Test agents for the 25% triadimefon emulsion, 50% carbendazim WP and sulfur suspension. Wheat varieties Yangmai 3. Community trial has 33 plots, 0.02 acres per plot, three replications. Triazolam mu amount were 30,40,50 grams; 50% carbendazim WP 1.5,2,3 two. Treated watered 120 pounds / mu, with a negative machine spray. Field trials: the processing area of more than one acre, the control field of one acre, the dose of 30 grams / mu; carbendazim were 1,1.5,2 two / mu: plus 5 pounds of water, with the East Red -18 spray. Each treatment were sentinel survey disease index, three times