Culturing in dark would benefit the growth of callus and control of brown stain.

暗培养有利于愈伤组织生长，对控制褐化也有一定作用。

youdao

Culturing in dark would benefit the growth of callus and control of brown stain.

暗培养有利于愈伤组织生长，对控制褐化也有一定作用。

youdao