48%乙草胺水乳剂防治夏玉米田间杂草效果试验

48%乙草胺水乳剂对夏玉米田杂草进行田间防效试验,结果表明:1)药剂浓度为300 mL/667 m2时,施用48%乙草胺水乳剂(供试药剂),杂草株数几乎为0,施用50%乙草胺乳油(对照药剂),防治效果不如供试药剂;2)48%乙草胺水乳剂对双子叶杂草的防治效果优于单子叶杂草,对照药剂在此方面的效果不明显。

Experiments on Controlling of Summer Maize Fields Weeds Effect by 48% Acetochlor EW

This chapter was focused on experiments on controlling of summer maize fields weeds effect by 48% acetochlor EW.The results showed that took a concentration of 300 mL per 667 m2,apply 48% acetochlor EW,weeds were almost to zero,apply 50% acetochlor EC(by contrast),the effective prevention was not as good as good examination medicament.To apply 48% acetochlor EW once a weed on dicot prevention of the effect of price list,and leaves the contrast agent in this respect is not obvious.