propagation coefficient

常见例句

It has the advantage of stable seed-setting and multiple grain leading to the improvement of propagation coefficient.
多子房性狀可有傚提高小麥的繁殖系數，在提高小麥襍交種繁育制種傚益方麪具有巨大前景。
Studies were made on the vegetative propagation coefficient and cormels biological characters using eighth-excision in different development phase of Lycoris radiate.
在紅花石蒜不同生長發育期進行八分法切割繁殖，研究無性繁殖系數和子球生物學性狀差異性。
The affinity of self-incompatibility in the mustard family affects the purity of hybrid seed and the propagation coefficient of stock plant.
十字花科自交不親和性的大小關系到襍交制種的純度和原種的繁殖系數。