A chemical substance used to destroy or inhibit the growth of plants , especially weeds 灭草剂用来摧毁或抑制植物,尤指杂草的生长的化学物质
Herbicide - tolerant canola was the third most dominant crop , planted in two countries , canada and the usa 耐灭草剂油菜籽作物为第三大作物,在加拿大和美国两国种植。
Important ge crops in 2003 - - herbicide - tolerant soybean was the dominant transgenic crop , grown commercially in seven countries in 2003 ( usa , argentina , canada , mexico , romania , uruguay and south africa ) 耐灭草剂大豆为第一大转基因作物, 2003年在美国、阿根廷、加拿大、墨西哥、罗马尼亚、乌拉圭和南非等七国作为经济作物种植。