The cotyledons and the seed leaves are attached to the embryonic axis.
子叶和种子叶附着在胚轴上。
The embryo consists of two large fleshy cotyledons.
胚有两片大而肉质的子叶。
Both types of rice embryos have dimorphic cotyledons.
第一类型与第二类型稻胚都具有二型子叶。
The placenta should be examined for missing cotyledons or blind vessels.
检查胎盘是否有小叶残余或断裂的血管。
Sakers and aspirators separate the hull from the cracked cotyledons and rollers flake them .
皮壳与破碎的豆瓣，通过振动筛和吸壳器彼此分离，豆瓣由滚轮压成片。
The stomatal index in the adaxial epidermis changed variably during development of cotyledons.
上表皮气孔指数的变化规律不明显；
The genomic DNA was extracted from cotyledons of tomato named 03748 by means of advanced SDS method.
利用改进的SDS法提取代号为03748的栽培番茄叶片基因组dna。
Rape have established regeneration system of cotyledons, hypocotyls, protoplasts and microspore culture.
油菜已经建立了子叶、胚轴、原生质体及小孢子培养的再生体系。
Whether the variations in cotyledons are caused by physiological or genetic factors must await more research.
子叶的变异是遗传原因还是生理影响尚需进一步研究。
Third, foliar fertilizer: two cotyledons fully developed and reveal a new leaf and melon spray a subsequent Block stable.
叶面追肥：在两个子叶充分展开并露出一个新叶和瓜座稳后各喷一次。
The method of tissue culture is used to induce the cotyledons of cucumis melon to become callus and then adventitious buds.
用组织培养的方法使甜瓜子叶脱分化形成愈伤组织，继而在分化培养基上形成不定芽。
Calli were induced from cotyledons, hypocotyls, and taproot cambium of Daucus carrot. and cell suspension lines were established.
分别以胡萝卜子叶、下胚轴和直根形成层为外植体诱导出愈伤组织，并建立细胞悬浮系。
It is easy to induce callus derived from hypocotyls and cotyledons, but callus derived from root tip was rather difficult to be done.
愈伤组织的诱导与再分化的研究显示：“种都一号”儿菜下胚轴与子叶愈伤组织诱导较容易，但根尖很难愈伤化。
Monocotyledons and dicotyledons are so termed because they normally conatin one and two cotyledons respectively although there are exceptions.
尽管有例外的情况出现，我们通常还是根据子叶的数目为一片还是两片而把植物分成单子叶植物和双子叶植物。
The activities of IAA oxidase and cytokinin oxidase were studied during the senescence induced by inorganic nutrition deprivation using detached rape cotyledons.
以离体油菜子叶为材料，研究了营养胁迫诱导的子叶衰老过程中吲哚乙酸氧化酶（IAA氧化酶）和细胞分裂素氧化酶活性的变化。
The experiment shows that this grafting robot for vegetables can success to orient stock growing point and cut one of stock cotyledons and growing point precisely.
试验表明，该蔬菜嫁接机器人能够准确定位砧木生长点，并可完整切削砧木生长点和单片子叶。
The results shown that the pigment glands and its gossypol contents on the cotton cotyledons had no inevitable effects to Verticillium dahliae resistance in cotton.
结果表明，色素腺体和棉酚含量与棉花抗性没有必然的联系；
Under the inhibition of crude toxin derived from Phytophthora capsici, some somaclonal variation lines were selected from the callus induced from cotyledons of two pepper inbred lines -B17 and B25.
以辣椒自交系B17、B25为试材，用子叶外植体诱导愈伤组织，以辣椒疫病痛原菌粗毒素作为选择剂， 筛选抗疫病辣椒变异体植株。
Under the inhibition of crude toxin derived from Phytophthora capsici, some somaclonal variation lines were selected from the callus induced from cotyledons of two pepper inbred lines -B17 and B25.
以辣椒自交系B17、B25为试材，用子叶外植体诱导愈伤组织，以辣椒疫病痛原菌粗毒素作为选择剂， 筛选抗疫病辣椒变异体植株。
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