繁殖系数与基因型密切相关，最高者（TB7-3S）可达30以上。
The propagation coefficients were closely related to the genotypes, and the maximum propagation coefficient was more than 30(in Genotype TB7-3S).
十字花科自交不亲和性的大小关系到杂交制种的纯度和原种的繁殖系数。
The affinity of self-incompatibility in the mustard family affects the purity of hybrid seed and the propagation coefficient of stock plant.
古人主要将嫁接技法应用在缩短生产周期，保持物种特异性状和扩大繁殖系数上；
Ancient people used it to shorten productive cycle, keep special character of species and expand reproduce coefficient.
转接操作中对无菌秧苗的不同切割方法显著影响到繁殖系数，但对无菌秧苗的株高影响不大。
The cutting method of transferring operation exerted a significant effect on the height of the in vitro plantlet.
在红花石蒜不同生长发育期进行八分法切割繁殖，研究无性繁殖系数和子球生物学性状差异性。
Studies were made on the vegetative propagation coefficient and cormels biological characters using eighth-excision in different development phase of Lycoris radiate.
建立园圃其实生苗生长迅速，抗逆性强，但大田扦插育苗成活率低，繁殖系数不高，限制了其推广速度。
Seedling grew fast in orchard, having strong resistance, but the low survival rate of field cutting, propagation coefficient is not high, limiting the speed of its promotion.
费约果压条繁殖生根率高，但其繁殖系数较低，对母树树体损伤严重，且根系不发达，生产上一般也不采用。
Layering had a high rooting rate, but its propagation coefficient was lower and would injure the mother tree, the roots are also underdeveloped.
费约果压条繁殖生根率高，但其繁殖系数较低，对母树树体损伤严重，且根系不发达，生产上一般也不采用。
Layering had a high rooting rate, but its propagation coefficient was lower and would injure the mother tree, the roots are also underdeveloped.
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