These two distinct factors codetermined the total runoff loss of soilmineral nitrogen.
两种效应共同决定了土壤矿质氮素的地表流失量。
2
The increased content of the soilmineral nutrients could reduce chalkiness rate of rice.
不同土壤的矿质养分含量增加可降低稻米垩白；
3
The time of dynamic nitrogen adjustment were determined by regular patterns or by the comprehensive evaluation of soilmineral nitrogen concentration and rice population status.