haustorium

常見例句

With embryo sac haustorium in chalazal end,the embryo sac is Endymion type.
胚囊發(fā)育類型為英地百合型 ,合點(diǎn)端形成胚囊吸器。
The primary chalazal haustorium ramifies around the vascular tissues of the ovule.
初生合點(diǎn)吸器沿著胚珠的維管組織分支。
Tuber-like-organ formatin, haustorium formation and bud formation are key steps of C. tubulosa seedling development.
結(jié)論：寄生過程遵循種子萌發(fā)長出芽管，接觸寄主根形成吸器并侵入寄主根，管花肉蓯蓉幼體出現(xiàn)3個(gè)階段。
The haustorium cellularizated from the micropylar end to chalazal end at the later globular stage.
球形胚晚期吸器自珠孔端向合點(diǎn)端逐漸細(xì)胞化。
When the embryo differentiated cotyledons,the haustorium cells gradually degenerated,then disappear.
胚分化出子葉時(shí)，胚乳吸器自合點(diǎn)端向珠孔端退化。
Endosperm formation is nuclear type and the endosperm forms chalazal haustorium .
核型胚乳，合點(diǎn)端具胚乳吸器。