【摘要】 给出了一种重复试验情形的正交多项式肥料效应函数，它具有计算量小，效应系数不相关的优点。更多还原

【Abstract】 The fertilizer effect function of the orthogonal polynomial for equal repeated trials is put forward.Its model’s advantages are as follows:(1)The amount of calculation is smaller than that of common polynomial regression model and ;(2)There is no correlation relationship of these two models.更多还原