豫东芝麻田不同茎叶除草剂应用效果研究

目的]研究3种除草剂对芝麻田杂草的防除效果.方法]通过在豫芝11号芝麻上喷施苯达松、镰锄、高效盖草能,研究各药剂对芝麻田杂草的防除效果以及对芝麻生长性能的影响.结果]镰锄和高效盖草能对狗尾草的鲜重防效最好均为100％,苯达松对苘麻、马齿苋、莎草、野苋菜的鲜重防效分别为100％、100％、67.10％、85.54％.苯达松造成芝麻药害,其他除草剂均安全.结论]综合考虑,以高效盖草能作为芝麻田除草剂效果较好.

Control Effect of Different Herbiciedes against Weeds in Sesamum Indicum Field

Objective] The study aimed to explore the control effects of 3 kinds of herbicides against weeds in Sesamum indicum field.Method] The control effect and influence of 3 kinds of herbicides against weeds in Sesamum indicum field were studied by spraying of bentazone,quizalofop-p-ethy and haloxyfop-R-methyl.Result] Quizalofop-p-ethy and haloxyfop-R-methyl had the better control effect against Setaria viridis （L.） Beauv.,and the control effect was 100％.The effect control of bentazone on Abutilon theophrasti Medicus,Portulaca oleracea L.,Cyperusrotundus L.and Amaranthus viridis were 100％,100％,67.10％,85.54％ respectively.Bentazone has damage on Sesamum indicum,and the other herbiciedes was safe to it.Conclusion] Haloxyfop-R-methyl had the better control effect against weeds in Sesamum indicum field with comprehensive consideration.