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今春,汕头地区农科所在潮安县庵埠公社陇头大队进行药剂防治小麦锈病试验,供试药剂有农抗74(土法生产的粗制品)、农抗1496、农抗1-336、内疗素、50％福美镍、25％萎锈灵、敌锈钠和0.3°石硫合剂,全期喷药三次,每亩每次喷药液125斤。试验结果以农抗74最好,使用浓度为1:25,在发病初期使用,防治效果达97.4％,千粒重显著增加,比对照区增产14.73％,后期青叶率仍达57.2％。其次是福美镍和内疗素,防治
This spring, Shantou Agricultural Science Office Longan Anbu Port Township Longtou Pharmacopoeia control of wheat rust test for the test agent with agricultural anti-74 (native production of crude products), agricultural anti-1496, agricultural resistance 1-336, internal treatment 50% Fumei, 25% Zilu Ling, the enemy rust sodium and 0.3 ° lime sulfur mixture, spray three times throughout the period, spraying liquid per acre 125 pounds. The results of the experiment with the best of agricultural anti-74, the use of the concentration of 1:25, the early use of the disease, the control effect of 97.4%, 1000-grain weight increased significantly over the control area yield 14.73%, post-green leaf rate was still 57.2%. Followed by the United States nickel and endothelin, prevention and treatment