除草膜防除烤烟地杂草的研究

Control of Weeds in Tobacco Fields by Herbicide Film

对除草膜防除烤烟地杂草的效应进行了研究 ,结果表明 :烟苗移栽大田后覆盖除草膜 30天、60天对烟田杂草防除效果为 96.5%～ 98.6% ,其中对禾本科杂草防效为 96.3%～ 98.9%。应用除草膜防除烟地杂草 ,对烟株的生长无不良影响。

Effects of control weeds in tobacco fields by herbicide film were studied. The results indicated that the control rate of herbicide film to Gramineae weeds was 96.3%～98.9% in 30 days and 60 days after transplanting,and 96.5%～98.6% to other weeds.No negative effects of the herbicide film on growth and development of tobacco plant was observed.