nudicaul

According to the observation of wide and artificial Popover nudicaul, flowering rule, major factors influencing flowering, regulation method of flowering time and seed collection method were studied.

摘野生和人工种植野罂粟调研观测，研究了野罂粟开花规律、影响开花主因素以及野罂粟花期调控方法和采种方法。