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采用不同剂量对比试验,研究了2甲4氯钠粉剂对稻田扁杆镳草的防除效果。结果表明:在水稻分蘖盛期,用2甲4氯钠粉剂2．25 kg／hm2进行茎叶喷雾,可有效防除杂草,且对水稻生长无不良影响。
Different doses of contrast test were used to study the control effects of 2 A sodium chloride powder on the flat barbed grass in paddy field. The results showed that spray of stems and leaves with 2.40 kg / hm2 of 2, 4, 4-sodium sodium chloride during tillering stage could effectively control weeds and had no adverse effect on the growth of rice.