【摘要】 水稻稻曲病随着每穗稻曲球数增加 ,穗粒数、粒重及千粒重下降 ,秕谷率上升 ,产量损失率增加。应用 30 % DT可湿性粉剂在水稻孕穗期喷雾防治稻曲病平均效果达 89.6% ,可作为防治稻曲病的有效措施更多还原

【Abstract】 The Grains and grain weight decreased and the blasted rate and yield loss rate of rice increased with the increase of disease grains each ear. The average effect of spraying 30% DT WP in booting date on controlling rice false smut was 89.6%. The method is effective in controlling rice false smut.更多还原