常見例句The degradation and residence of Betanal AM11 in sugar beet and soil were studied at Yinchuan for two years. 1991，1992年在寧夏銀川市郊對甜安寧在甜菜和土壤中的消解與殘留進行了研究。The results showed that the degradation of Betanal AM11 in sugar beet was rapid and its half life was 1. 4 days,but the degradation in soil was slower,the half life was 14. 8 days. 結果表明：甜安寧在甜菜中的消解速度較快，半衰期為1.;4d，而在土壤中消解速度較慢，半衰期為14The Degradation and Residue of Betanal AM11 in Sugar Beet 甜安寧在甜菜上的殘留研究 返回 Betanal