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普通的杀草剂只能杀死发芽的杂草种子,美国农部研究人员最近发现硫氰酸甲酯(Methylisthiocyanate MIT)可以杀死尚未发芽的杂草种子。但MIT成本较高,因此研究人员还在探索
Ordinary herbicides kill only germinated weed seeds. USDA researchers recently found that Methylisthiocyanate MIT can kill unseeded weed seeds. But MIT costs more, so researchers are still exploring