Effects of Long-Term Fertilization on Different Nitrogen Forms in Paddy along Soil Depth Gradient

Xinyue Li, Bing Li, Changquan Wang, Yulan Chen, Peng Ma
2020 American Journal of Plant Sciences  
The combined application of organic fertilizer and chemical fertilizer
doi:10.4236/ajps.2020.1112143 fatcat:ndol2vsx4fdonm5bngmj5necqy