《高粱田化学除草技术规程》

176.426.37855180079.6915.8411.40855240089.0332.4419.53表4不同解草酮剂量对精异丙甲草胺药害缓解效应(土壤含水量20%,28℃,7d)解草酮剂量(g/kg种子)精异丙甲草胺剂量(g/ha)株高(cm)抑制率(%)缓解率(%)0011.9018002.876.360.62518006.8757.7318.631.2518008.329.9946.372.518007.636.1140.25518007.636.2240.151018007.933.6542.712018007.933.2043.16表5解草酮种子处理对不同剂量精异丙甲草胺缓解效果(土壤含水量20%,28℃,7d)解草酮(g/kg种子)精异丙甲草胺(g/ha)株高(cm)抑制率(%)缓解率(%)0013.9±3.3bcAB03005.5±0.1eD34.0106004.9±0.6efD64.76012003.7±0.1efD73.172015.6±0.8abA-11.84230014.9±1.1abA-6.7239.73260012.0±0.2cB14.1250.6421209.1±0.4dC34.8938.28表6精异丙甲草胺与莠去津混用田间试验效果(含水量16.4%)处理(g/ha)高粱药害级别杂草防效级别7d14d14d28d精异丙甲草胺450+莠去津5701153精异丙甲草胺750+莠去津8551175精异丙甲草胺1125+莠去津11401186精异丙甲草胺1350+莠去津11401186Ck1111表7解草酮种子处理后使用精异丙甲草胺、莠去津效果(土壤含水量19.6%)处理(g/ha)高粱药害级别杂草防效级别7d14d14d28d精异丙甲草胺300+莠去津5701197精异丙甲草胺600+莠去津8551198精异丙甲草胺900+莠去津11402298