论文部分内容阅读
用草甘膦、森草净在雷竹林杂草的萌发期、生长期、旺盛期分别以不同用量、不同配比进行化学控草试验对比得出 :以每 667m2 采用草甘膦 2 4 0ml加森草净 7g进行局部化学控草 ,其除草效果可达 96%以上 ,成本仅需 8.84元 ,比 1a进行两次人工除草可提高灭草率 2 0 %以上 ,节约成本 80 %以上
With glyphosate, Mori net in the bamboo weed germination period, growth period, vigorous period were different dosage, different proportions of chemical control test results obtained: to every 667m2 with glyphosate 240ml plus Seneca net 7g for local chemical control grass, its weeding effect of up to 96%, the cost of only 8.84 yuan, compared with 1a two artificial weeding can increase the rate of 20% of weeding, saving more than 80% cost