摘要
19%丁·扑可湿性粉剂防除水稻旱育秧田杂草杀草谱广,效果好,使用方法简便,适用性强。采用毒土法播后苗前施药7.5 kg/hm2,对稗草防效达100%,对马齿苋和黎等阔叶杂草防效也在90%以上。
Using the method of small plot experient to research the effect on weeds controlling of rice seedling upland field with 19% WPMP. The result indicated that 19% WPMP ( wettable powder of machet and prometr
yne) 7. 5 kg/hm^2 mixed with soil, which were applied to soil surface in the post sowing and pre-emerge period, the effect on controlling Echinochloa Crusgalli (L) Beauv reached to 100%, the effect on controlling Chenopodium album L, Portulaca oleracea L and other weeds reached from 90% to 100%.
出处
《河北农业科学》
2005年第4期10-13,共4页
Journal of Hebei Agricultural Sciences