论文部分内容阅读
百菌通(DTMZ)是一种高效杀菌剂,现在使用的是70％可湿性粉剂。它具有外部保护及双向内吸传导作用。试验证明,亩用70％百菌通粉剂300倍液,(15公斤水加50克百菌通粉剂浸6—6.5公斤棉种),浸种防治棉花黄萎病,具有保苗效果好,发病晚,发病程度轻的作用。除浸种防治外,还要在5月下旬、6月中旬、6月下旬进行三次用300倍液喷雾,亩用药液40—50公斤,以防止棉花黄萎病的再侵染。用上述方法防治其保苗效果达95％,保产效果75—80％,在重病田比对照增产23.5公斤。
Probiotics (DTMZ) is a highly effective bactericide now used as a 70% wettable powder. It has external protection and two-way internal absorption conduction. Test proved that mu 70% Baitong powder 300 times, (15 kg of water plus 50 g Baotu powder dipped 6-6.5 kg of cotton seed), soaking prevention and treatment of cotton Verticillium wilt, with seedling effect is good, the incidence of late, The severity of the role of light. In addition to seed soaking prevention and control, but also in late May, mid-June, late June three times with 300 times the liquid spray, mu medicament 40-50 kg, in order to prevent the reinfection of cotton Verticillium wilt. With the above method to prevent and control the effect of seedling up to 95%, the effect of yield of 75-80%, in the serious disease than the control yield 23.5 kg.