The results of stepwise multiple regression analysis show that OM, AK, AP, and CEC are the key tobacco quality-limiting factors.
逐步回归显示，土壤有机质、速效磷、速效钾和阳离子交换量对烟叶品质有较大的影响；
Stepwise multiple regression showed that depression, residents' support, and children's support explained a considerable amount of variance (48.5%) in loneliness.
经由逐步复回归分析，发现孤寂感最主要的预测变项为忧郁状态、院友支持及子女支持，共可解释48.5%之变异量。
The former uses marker score as selection criterion estimated based on the markers showing significant associations with the target quantitative trait screened by stepwise multiple regression.
前者采用逐步回归筛选与目标性状相关联的标记，由此估计个体的标记值，作为选择的依据；
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