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近几年,我市水稻受稻曲病的为害日趋严重,它不仅影响水稻的产量和品质,而且还危及人畜健康。我们在探索综合防治的同时,进行了防治稻曲病的几种农药药效试验。效果较好的药剂及使用方法是:每亩用6％多菌铜粉剂5斤,喷粉防治,防效为91.7％;每亩用5％井岗霉素水剂0.3斤,加水100斤喷雾防治,防效为77.3％;每亩用日本产的波尔多粉剂5斤,喷粉防治,防效达63.6％。
In recent years, rice in our city is more and more seriously affected by rice germ. It not only affects the yield and quality of rice, but also endangers the health of human and livestock. While exploring comprehensive prevention and control, we conducted several pesticide efficacy trials to control False smut. Good effect of the agent and method of use is: mu with 6% more bacteria copper powder 5 pounds, dusting prevention and control, control effect was 91.7%; mu with 5% Jinggangmycin 0.3 kg of water, add water 100 kg spray Prevention and control, prevention effect was 77.3%; Acre produced in Japan with 5 kg of Bordeaux powder, dust control, prevention effect of 63.6%.