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- The primary chalazal haustorium ramifies around the vascular tissues of the ovule. 初生合点吸器沿着胚珠的维管组织分支。
- Endosperm formation is nuclear type and the endosperm forms chalazal haustorium . 核型胚乳,合点端具胚乳吸器。
- The primary chalazal haustorium ramifies around the vascular tissues of the ovule 初生合点吸器沿着胚珠的维管组织分支。
- chalazal haustorium 合点吸器
- With embryo sac haustorium in chalazal end,the embryo sac is Endymion type. 胚囊发育类型为英地百合型 ,合点端形成胚囊吸器。
- 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点端逐渐细胞化。
- At the early globular embryo,the chalazal portion of the embryo sac grown into tubular haustorium,which still remained coenocytic. 球形胚早期,胚囊合点端的壁伸长发育成一管状胚乳吸器,进而吸器靠近胚乳本体端膨大为囊状。
- Phallic chalaza is the area with man the strongest sex appeal. 阴茎系带是男子性感最强的区域。
- The chalazal parts of the endosperm containing free nuclei forms several lobes. 包含游离核的合点端胚乳部分形成几个裂片。
- The chalazal end megaspore develops into the embryo sac mother cell. 合点端大孢子发育为胚囊母细胞。
- The chalazal megaspore of a linear tetrad develops into a polygonum type sac. 四分体线行排列,合点端的大孢子发育为蓼型胚囊。
- there is endosperm haustorium at chalazal end. 合点端存在胚乳吸器。
- Maintain for hoar the travel shoe of chalaza of plastic face, half tall waist. 认定为灰白色塑胶面、半高腰系带的旅游鞋。
- Tuber-like-organ formatin, haustorium formation and bud formation are key steps of C. tubulosa seedling development. 结论:寄生过程遵循种子萌发长出芽管,接触寄主根形成吸器并侵入寄主根,管花肉苁蓉幼体出现3个阶段。
- When the embryo differentiated cotyledons,the haustorium cells gradually degenerated,then disappear. 胚分化出子叶时,胚乳吸器自合点端向珠孔端退化。
- When the haustorium cell began to degenerate,the reaction of ATPase activity on nucleus membrane is markedly reduced. 在开始退化的吸器细胞中,核膜上的ATP酶活性的反应减弱较早,内质网稍晚;
- From its undersurface a narrow infection hypha or penetration tube pushes through the cell wall or intercellular spaces and develops into a series of hyphae or a HAUSTORIUM. 从下表面的较细的感染性的菌丝可以穿过细胞壁而发育为一系列菌丝。
- As development goes on, callose fluorescence disappears in the chalazal wall of diplosporous functional megaspore. 二倍体功能大孢子的合点端细胞壁内的胼胝质荧光消失。
- Seeds obovoid, chalazal knot elliptic, raphe raised, surface with ribs, ventral holes inconspicuous and retuse. 种子倒卵球形,种脐椭圆形,凸起,表面具肋,不明显的腹面洞和。