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铅山县是水稻稻瘟病的老病区。近年来大田都要施用一定数量的稻瘟净等防病农药,但防治效果不甚理想。天柱山公社高泉大队一社员试用医用的青霉素喷施秧苗和大田,结果获得了一定效果。其做法是;①早稻秧苗三叶期用40万单位青霉一瓶兑工农16型手压喷务器水一桶(20斤左右)喷施。面积约三分田,品种为密粒红。②6月上旬叶瘟流行时,这位社员承包的先锋1号品种田开始发生了零星病斑,他又用40万单位青霉素,亩用量4瓶、每瓶兑水一桶(工农16型手压式喷雾器)喷施。
Qianshan County is the old ward of rice blast. In recent years, we must apply a certain amount of rice blast prevention and other pesticides in the field, but the control effect is not very satisfactory. Tianzhushan Commune Gao Quan brigade members of a trial of medicinal penicillin sprayed seedlings and fields, the results obtained a certain effect. The practice is; ① early rice seedling three-leaf stage with 40 million units of Penicillin bottle against workers and peasants 16-type hand-held water jets (about 20 pounds) spray. Area of about three points Tian, varieties of dense grain red. ② In early June when the epidemic of leaf plague prevailed, the pioneer No. 1 contracted by this member started to have sporadic disease spots. He also used 400,000 units of penicillin, 4 bottles per mu, and watered one bucket per bottle Sprayers) spray.