15N-labeled相关论文
Different fertilizer types affected nitrogen and carbon cycling in eroded and colluvial soils of Sou
A tropical smallholder cash crop farming system in a semi-arid Inter-Andean valley of Ecuador was investigated. Intensiv......
在土壤低氮(碱解氮68.85 mg/kg)条件下,以新台糖22号(ROC22)为试材,分别施用15N标记的尿素2.5、5.0、7.5 g/盆,研究了氮肥施用量对......