Residues from herbicides applied to previous crops can sometimes be detrimental to soybean germination or growth the following year . 对前茬作物使用的除草剂的残效，有时对下一年的大豆萌发或生长有害。
2.
Influence of long residual effect herbicides to succession crop 长残效除草剂对后茬作物的影响
3.
Testing nonresidual liquid household insecticides against flying insects 无残效液体家用飞行昆虫杀虫剂试验
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The results showed that 89 . 58 % control effect could be achieved with 35 % endosulfan ec exhibited slight phytotoxicity ; 40 % omethoate ec behaved longer residual duration ; insecticide resistance of 2 . 5 % cyhalothrin ec was reported , and 48 % chlorpyrifos ec diluted by 10 times was recommended therefore 结果表明： 48 %乐斯本乳油稀释10倍时防效可达89 . 58 % ， 35 %赛单乳油有轻微药害， 40 %氧化乐果乳油残效期长，建议防治中使用10倍的48 %乐斯本乳油。
5.
In an attempt for an economic evaluation of the p - residual effect the following producer prices for food crops in indonesia have been converted into us dollar ( using an average exchange ratio between indonesia rupiah and us $ of 1 , 925 : 1 ) : 1 kg rice = 225 r , 1 kg maize = 175 r , 1 kg soybean = 700 r , 1 kg mungbean = 1 , 200 r 为了对磷的残效作尝试性的经济评价，下列印尼粮食作物产品价格被折成美元（印尼卢比与美元比率为1925 ： 1 ） ： 1公斤水稻= 225卢比， 1公斤玉米= 175卢比， 1公斤大豆= 700卢比， 1公斤绿豆= 1200卢比。
