与六千辛A相比，731A开花持续天数较短，开颖角度较小，柱头外露率低，开闭时间略长。

Compared with Liuqianxin A, 731A has a shorter period of flowering days, a smaller angle of glume opening and a longer glume opening time.

youdao

与六千辛A相比，731A开花持续天数较短，开颖角度较小，柱头外露率低，开闭时间略长。

Compared with Liuqianxin A, 731A has a shorter period of flowering days, a smaller angle of glume opening and a longer glume opening time.

youdao