共 10 条
- [8] Analytical methods in 15 N research[J] . RJ Buresh,ER Austin,ET Craswell.Fertilizer Research . 1982 (1)
- [9] Ammonium bicarbonate used as a nitrogen fertilizer in China[J] . Ching-Kwei Li,Rong-Yen Chen.Fertilizer Research . 1980 (3)
- [10] Deep placement: A method of nitrogen fertilizer application compatible with algal nitrogen fixation in wetland rice soils[J] . P. A. Roger,S. A. Kulasooriya,A. C. Tirol,E. T. Craswell.Plant and Soil . 1980 (1)