With it is impossible that dosage was compared directly 2001, because only 8 cities join investigation, and in these 8 cities the soybean field of 73 % uses careless pleasant phosphine.

• 同2001年用量直接比较是不可能的,因为仅有8个州参加调查,而在这8个州73%25的大豆田使用草甘膦。