【摘要】 应用48%百草敌水剂和2,4-D丁酯2种除草剂及它们的混合使用对草地戟叶酸模Rheum hastatus进行防除草试验,结果表明,在戟叶酸模盛花期应用48%百草敌水剂剂量为0.33-1.00 mL/m2喷雾,对戟叶酸模的防效可达到85.3%-90.2%,而48%百草敌水剂和2,4-D丁酯混用对戟叶酸模的防效与单独使用48%百草敌水剂的防效相当。更多还原

【Abstract】 Chemical herbicide 48% dicamba and 2,4-D and their combination were used to control Rumex hastatus in grassland.The results indicated that the effectiveness could reach 85.3%~90.2% under the concentration of 0.33~1.00 mL/m2 dicamba solution during blooming stage;the effectiveness of combination of 48% dicamba and 2,4-D was similar to that of 48% dicamba itself.更多还原