Also, irrigation had no obvious effect on the contents of mineral n, organic matter and total n, but it was beneficial to the mineralization of organic n.
灌水对土壤矿质氮、有机质和全氮含量无显著影响，但有利于土壤有机氮的矿化。
2
Mineralization of nitrogen from various sources can contribute significantly to soil nitrogen balance, to total plant nitrogen availability, and to environmental quality and global change.