| 释义 |
cotyledons 英'kɒtɪliːdnz美'kɒtɪliːdnz COCA¹⁵⁴⁹⁵¹BNC¹¹⁴⁰²⁴⁺⁵
基本英英例句
胎盘母面绒毛小叶¹⁰⁰原型cotyledon的复数
名词 cotyledon:
embryonic leaf in seed-bearing plants Astable and efficient shoot regeneration system of hybrid pine from mature zygticembryos, cotyledons and stem segments was first reported;
首次建立了杂交松成熟合子胚、子叶及茎段的高效再生体系； cnki
Benzyladenine BA specifically promotes the expansion of excisedcucumber cotyledons.
专一性地促进离体黄瓜子叶的扩张。 cnki
Botany Of or relating to seed germination in which the cotyledons remain below the surface of the ground.
地下生的，地下产生子叶的：种子萌芽的，或与之有关的，在这种萌芽里胚胎保留在地表面以下。 odict.net
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。 cnki
Germination percentage and germination rate of seeds and early seedling growth produced by germinating seeds were increased by removing seed coat and by partially excising cotyledons.
除去种皮和切除部分子叶能提高种子的萌发率、萌发速率，以及种子萌发后的早期幼苗生长量。 cnki
Guo Simu: is the great master Yip Man plays cotyledons are pro- disciple, now residing in the United Kingdom Wing Chun Museum open, inviting overseas apprentices.
郭思牧：是一代宗师叶问次子叶正的亲传弟子，现旅居英国开设咏春拳馆，广纳海外学徒。 whlryc
Light had a remarkable inhibitory effect on the PAO activity in plumule and cotyledons.
豇豆种子在黑暗条件下萌发，胚芽和子叶的 PAO活性都明显高于光下。 cnki
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。 cnki
The regenerated plantlets were obtained from the cotyledons after shoot and root inducing cultivations.
子叶经发芽及生根诱导培养后得到了再生植株。 cnki
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。 nciku
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。 cnki
According to this point, determine the extent that plant ck extract affects chlorophyll synthesis of isolated cucumber cotyledons.
根据这一观点，检测植物细胞分裂素提取液对黄瓜子叶叶绿素合成的影响程度。 cnki
Based on studies of rice embryo development we confirmed that rice embryo has two dimorphic cotyledons rather than just one cotyledon.
作者从稻胚发育的研究中确认稻胚具二型子叶，并非单子叶。 dictall
Effects of calcium on chilling resistance of radish cotyledons were studied.
研究了钙对萝卜子叶抗寒性的影响。 cnki
Results showed that cultured cotyledons were more sensitive to hygromycin than to kanamycin.
经实验证明，离体培养的子叶对潮霉素的敏感性大于卡那霉素。 fabiao
Roots' enzyme vigor were the most, next leaves and finally cotyledons.
根部活性最强，叶次之，子叶最弱； cnki
Stage I of seed development produces the radicle, which gives rise to the root, and the plumule, giving the shoot and cotyledons.
种子发育的第一个时期是形成胚根和胚芽，胚根形成根，胚芽形成茎和子叶。 jxzy.lynu.edu.cn
Tests on embryo culture indicate that substances which inhibit epicotyl germination don't exist in cotyledons, but probably in epicotyl or plumule.
胚培养试验表明：抑制上胚轴萌发的物质不在子叶，而可能在上胚轴或胚芽中。 cnki
The experiment showed that chilling resistance of the radish cotyledons was enhanced after seeds were pretreated by calcium.
结果表明，用钙预处理萝卜种子，可提高萝卜子叶的抗寒性。 cnki
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。 cnki
The use of improved ER medium will enable cotyledons basis and cotyledon petiole of the Thea sinensis L. to develop embryoid.
采用改良的 ER培养基，附加不同种类的植物生长调节物质，使茶树接近成熟的种子的子叶基部及子叶柄形成胚状体。 cnki
Cotyledons and stems with axillary buds of tuber mustard were used as explants, and regeneration systems were developed by different regeneration methods.
本研究以榨菜无菌苗子叶、茎段为外植体，研究通过不同的再生方法建立的再生体系。 dictall |