根据美国国家农业统计局统计,2012年草甘膦除草剂在美国豆类作物中耕地使用率达到了90%,其中有59%是草甘膦钾盐,使用量约为0.708亿磅(32130吨);30%为草甘膦异丙胺盐,使用量约为0.3亿磅。统计局对19个州进行了考察,覆盖了美国96%的豆类种植面积。之前在2005年的一次同样的调查中,草甘膦的使用量为0.67亿磅,在豆类作物中的使用率为93%。统计局透露,2012年在豆类作物中使用量较多的除草剂还有氯嘧磺隆、2,4-D和丙炔氟草胺,它 According to the National Bureau of Statistics of the United States, glyphosate herbicides used up to 90% of cultivated land in the US legumes in 2012, of which 59% were potassium glyphosate and used about 70.8 million pounds (32,130 tons ); 30% glyphosate isopropylamine salt, the use of about 30 million pounds. Bureau of Statistics conducted a survey of 19 states, covering 96% of the U.S. beans planted area. In a similar survey conducted in 2005, glyphosate was used at 67 million pounds and was used in legumes at 93%. Statistics Bureau revealed that the herbicides used more in legumes in 2012 were chlorimuron-ethyl, 2,4-D and flumethoxil.