"Every April, when these trees become mature, they will spread the blowball," she said.
韩研究员说，每年4月毛白杨果实成熟时便会开裂并释出杨絮。
"Every April, when these trees become mature, they will spread the blowball," she said.
韩研究员说，每年4月毛白杨果实成熟时便会开裂并释出杨絮。
Puffballs are named for the fact that puffs of spores are released when the dry and powdery tissues of the mature spherical fruiting body (basidiocarp) are disturbed.
马勃
成熟球形果体（担子果）的乾粉状组织
晃时会释出大量粉尘似的孢子而得
。
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