scholarly journals Effects of the continuous use of organic manure and chemical fertilizer on soil inorganic phosphorus fractions in calcareous soil

2017 ◽  
Vol 7 (1) ◽  
Author(s):  
Ke Song ◽  
Yong Xue ◽  
Xianqing Zheng ◽  
Weiguang Lv ◽  
Hongxia Qiao ◽  
...  
2004 ◽  
Vol 68 (6) ◽  
pp. 1890-1895 ◽  
Author(s):  
Fucang Zhang ◽  
Shaozhong Kang ◽  
Jianhua Zhang ◽  
Renduo Zhang ◽  
Fusheng Li

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