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采用二次回归"3414"试验设计,对辽宁花生种植区的施肥数学模型进行了研究,配置出三元肥料效应函数模型Y=2693.10+360.87N+141.53P+104.95K-9.90NP+12.59NK+31.03PK-62.52N2-31.18P2-30.88K2和一元肥料效应函数模型Y=3065.64+576.51N94.86N2;Y=3395.34+346.48P51.02P2;Y=3099.21+366.55K43.82K2并分别推荐了最高产量为3960kghm-2及施肥量N为51kghm-2;P2O