论文部分内容阅读
我县水稻面积48万亩,近年来稻曲病发生日趋严重,尤其辽粳5号品种发病更甚,影响了我县水稻的产量和质量。为了解决生产上这一实际问题,结合前两年防治经验,1986年我们选用几种杀菌剂做了防治试验,并进行了防治示范(17,100亩),取得了较好的效果。防治稻曲病使用的药剂有6％多菌铜粉(沈阳沙河农药厂)、10％混二元酸铜胶溶剂(辽化研究院)、4％井岗霉素水剂(江苏宜兴农药厂),30％稻丰灵水剂(南京铜井农药厂)。使用方法是,在8月初,即水稻出穗前7—15天施用最好,
Rice area of 480000 mu in our county, in recent years, the incidence of false smut is more serious, especially the incidence of even more varieties of Japonica 5, affecting the yield and quality of rice in our county. In order to solve this practical problem of production and combined with the prevention and control experience of the previous two years, in 1986 we selected several fungicides to make prevention and control experiments and carried out prevention and treatment demonstration (17,100 mu) and achieved good results. The medicine used to control False Smut is 6% multifungal copper powder (Shenyang Shahe Pesticide Factory), 10% mixed dicarboxylic acid copper and copper peptizer (Liaohua Research Institute), 4% Jinggangmycin agent (Jiangsu Yixing Pesticide Factory ), 30% rice Fengling agent (Nanjing Tongjing Pesticide Factory). Use is that in early August, that is, the first 7-15 days before rice earliest application,