PDF(1246 KB)
Humic Acid Added in Urea Improves Yield and Nitrogen Uptake of Winter Wheat
Liu Shenglin, Dong Xiaoxia, Sun Zeqiang, Cui Shuangshuang
PDF(1246 KB)
PDF(1246 KB)
Humic Acid Added in Urea Improves Yield and Nitrogen Uptake of Winter Wheat
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