子叶的

Callus originated from plumular axis, cotyledon and root of Arnebia euchroma.

新疆紫草的胚轴、子叶、根都产生愈伤组织。

Morphological studies indicate that the family Cabombaceae possesses many primitive characters and experiences reduction in features during adaptation to aquatic environments.

水盾草科是双子叶植物。水盾草科包括2属：水盾草属(Cabomba Aublet。)和莼菜属(Brasenia Schreb。)。形态学研究显示水盾草科具有许多原始性状，而且在其适应水生环境的过程中经历了性状退化。

The main products have flower radish kimchi spicy cucumber cotyledon Su Campanulaceae small eggplant garlic and sweet chili sauce, such as bracken more than 20 varieties, taste pure, fresh and delicious, memorable, people sat at the table is a rare delicacy.

主要产品有辣白菜辣花萝卜小黄瓜小茄子苏子叶桔梗辣酱甜蒜和蕨菜等20余个品种，味道纯正，鲜嫩可口，回味无穷，是百姓餐桌上不可多得的美味佳肴。

Of alfalfa grass against as many as 65 kinds of products, including dicotyledonous weeds against the most serious, there are: Ma theophrasti, Xanthium, green salsa, salsa fin, Cephalanoplos vegetables, Salsola collina, flat hair, trionum wild, East City, quinoa, small Chenopodium, Portulaca oleracea, Amaranthus retroflexus, Capsella bursa-pastoris, iron amaranth, playing a bowl of flowers, vegetables brachyotus Chicory; monocotyledons mainly Setaria grass, barnyard grass, Chloris virgata, reed, Dichotomanthes grass, Digitaria Descurainia sophia, and so on.

对苜蓿有危害的杂草多达65个种，其中以双子叶杂草危害最为严重，主要有：苘麻、苍耳、灰绿碱蓬、翅碱蓬、刺儿菜、猪毛菜、扁蓄、野西瓜苗、东亚市藜、小藜、马齿苋、反枝苋、荠菜、铁苋菜、打碗花、苣荬菜；单子叶杂草主要有狗尾草、稗草、虎尾草、芦苇、牛筋草、播娘蒿和马唐等。

The energy-dispersive X-ray analysis showed that the endodermis with Casparian strips in primary and two-year-old leaves functioned as apoplastic barriers against Na and Cl. However, no blockage of Na and Cl in cotyledon was observed when they passed endodermis.

对相应区域的X射线微区分析表明，子叶内皮层对Na和Cl在质外体运输中不起障碍作用，而初生叶与2 a生针叶内皮层阻碍Na和Cl以质外体途径进入维管组织。

A dicot family of the order Urticales including: genera Ulmus; Celtis; Planera; Trema.

苜蓿目中的双子叶植物科包括；榆树属；朴属；水榆属；山黄麻属。

Seeds numerous, apically comose; embryo straight, cotyledons as long as radicle.

种子多数，顶部具丛毛；直接的胚，子叶倍于胚根。

An out crossing plant needs to transfer its pollen to the stigma of a conspecific plant, and receive pollen from a conspecific.

但是大多数开花的双子叶植物，依靠昆虫，鸟，蝙蝠或小型哺乳动物来传播花粉，作为交换，这些动物或以花蜜或以花粉本身为食。

The cotyledonal petiole segments from rapeseed variety Yangyou 4 were infected and transformed by A. tumefaciens strain LBA4404/pCAMBIA1301::hrf2, and transgenic rape plants were obtained by screening with hygromycin.

由根癌农杆菌LBA4404介导，将重组表达质粒pCAMBIA1301：：hrf2转化甘蓝型油菜杨油4号子叶节，获得了抗潮霉素的再生转基因油菜植株。

C Cotyledonary somatic embryos had more morphological variation than zygotic ones. We achieved somatic embryogenesis of Manchurian ash for the first time.

体细胞胚与合子胚的发生程序基本相同，都经历了原胚、心形胚、鱼雷形胚和子叶胚这几个典型发育时期。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。