The results show that there exist certain differences among four cultivars and the capitalum ' s quantity in the single plant is the main yield factor 结果表明，药用白菊花4个栽培类型在植物学性状方面存在一定的差异；单株头状花序的数量是构成药用白菊花产量的主要因素。
2.
The yield and the main botany properties of four culture types of medicinal chrysanthemum morifolium were compared and analyzed by adopting the randomized block design in the field experiment 摘要采用随机区组田间试验设计，结合方差统计分析方法，对药用白菊花4个栽培类型的产量和主要植物学性状进行比较分析。
