The optimal two-factor saturated D design was conducted to investigate effects of the active organic fertilizer made of grain stillage and other additives on rice yield.
采用二因素饱和D最优设计方法，对酒丢槽制作活性有机肥（以下简称活性有机肥）在水稻上进行了不同基肥和追肥施用量试验。
The regression mathematical models for the yields of summermilletassociated with crop density, N and P fertilizers were established by using the optimal saturation D design.
研究采用二次饱和D-最优设计，建立了夏谷产量与密度、磷、氮肥的回归数学模型。
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