对于每穗粒数、千粒重等遗传力高的性状，可结合杂交育种工作采用有限回交同步改良。
High heritability traits such as grain number per panicle and weight per thousand grains can be improved synchronously by limited backcrossing in breeding procedures.
高应变动力试桩法采用数吨重锤锤击，同时实测了桩顶的力信号和速度信号，具有很高的信噪比。
Under the impact of a large hammer, a high signal noise ratio of the force and velocity can be acquired in the high-strain dynamic testing.
在猪的高繁殖力特性研究中证实，雌激素受体（ESR）基因是可影响产仔数1～1.5头的主效基因。
Some researches about high reproductive traits of pigs had been confirmed that the estrogen receptor gene(ESR)was the main gene affecting the litter size trait, which could decide1~1.5piglets.
应用推荐