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油菜菌核病是我区油菜上的主要病害,一般年份病株率10～30%,重病年达50%以上,严重影响油菜的品质和产量。1985年至1987年我们用二甲菌核利等药剂进行了防治油菜菌核病的试验和示范,取得了良好的效果,现将试验结果综合报道如下。一、试验材料和方法1.供试药剂及油菜品种供试药剂为50%二甲菌核利可湿性粉剂(日本住友化学株式会社),对照药剂为50%多菌灵可湿性粉剂(上海联合化工厂)和40%灭病威胶悬剂(广州株江电化厂)。油菜品种为上海802(甘蓝型)。
Sclerotinia sclerotiorum is the main disease on rapeseed in our district. The average annual diseased plant rate is 10-30% and serious disease is over 50%, which seriously affects the quality and yield of rapeseed. From 1985 to 1987, we carried out experiments and demonstrations against sclerotinia sclerotinia with agents such as Ardea riley, and achieved good results. The test results are reported as follows. First, the test materials and methods 1. The test agents and rapeseed varieties for the test agent 50% of dimethylcyclic diuretic WP (Japan Sumitomo Chemical Co., Ltd.), the control agent is 50% carbendazim WP (Shanghai United Chemical plants) and 40% of illness Wei Granula suspension (Guangzhou Zhujiang Dianhua Chang). Rape varieties Shanghai 802 (cabbage type).