Order for effects of these factors on the putridity of cuttings was given.Four composite patterns of lower infective disease rate were obtained.

• 分析还表明土壤因素对保加利亚玫瑰嫩枝扦插腐烂病影响最大，其次是插穗因素和浸穗试剂，并据此提出感病率较低的4种组合类型。