基于农户施肥和土壤肥力的黑龙江水稻减肥潜力分析
彭显龙1,王伟1,周娜1,刘海洋1,李鹏飞1,刘智蕾1(
),于彩莲1,2()
),于彩莲1,2()
Analysis of Fertilizer Application and Its Reduction Potential in Paddy Fields of Heilongjiang Province
PENG XianLong1,WANG Wei1,ZHOU Na1,LIU HaiYang1,LI PengFei1,LIU ZhiLei1(),YU CaiLian1,2()
),YU CaiLian1,2()
图3. 农户氮（a）磷（b）钾（c）肥偏生产力与水稻产量关系
Fig. 3. Relationship between partial productivity of nitrogen (a), phosphorus (b) and potassium (c) fertilizer and rice yield of farmers
