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The result indicate that there are no bud seat and cicatricle,or the knurl is not obvious.The width of the square bud is between 16 and 25 millime...
分析结果表明,核桃生长期方块芽接时砧木和接穗的量化指标为:①接穗芽座无,叶痕无或有隆起但不明显;②方块芽芽片宽度在16~25 mm,长度在40~50 mm之间;③绑扎方式为露芽和叶柄;④导流孔宽度2~5 mm之间;⑤砧木嫁接部位的粗度以1.3~2.0 cm最为适宜。
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Chinese honey locust Deciduous leaf arbor, be as high as 15-30m, truncal skin grey black, shallow slit, dry reach branch to often provide thorn, thorn is conic shape is much more ramose, thick and hard straight, rod celadon, leather aperture is remarkable, wintry bud often is folded unripe, bout is even a shape compound leaf, each other gives birth to flocculus 3-7 to be opposite, flocculus grows egg form, tip blunt circle, base ministry circle, a bit deflective, small change is simple, the predestined relationship has serration, rear midrib two side and Xie Bing by white short fluff, miscellaneous sex is beautiful, axil is unripe, racemose, peduncular close by nap, calyx bell shape by nap, beautiful Huang Bai is lubricious, calyx valve all 4 number.
皂荚落叶乔木,高达15-30m,树干皮灰黑色,浅纵裂,干及枝条常具刺,刺圆锥状多分枝,粗而硬直,小枝灰绿色,皮孔显著,冬芽常叠生,一回偶数羽状复叶,有互生小叶3-7对,小叶长卵形,先端钝圆,基部圆形,稍偏斜,薄革质,缘有细齿,背面中脉两侧及叶柄被白色短柔毛,杂性花,腋生,总状花序,花梗密被绒毛,花萼钟状被绒毛,花黄白色,萼瓣均4数。
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Rod green brown or celadon, flowing without wool, have cinnamon close and round skin hole, wintry bud is oblate and cone-shaped, black or black Brown, armpit of gemmule only leaf, have bud like the scales of a fish.
小枝绿褐或灰绿色,平滑无毛,有黄褐色密而圆的皮孔,冬芽扁圆锥形,黑或黑褐色,小芽单生叶腋,具芽鳞。
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DMBQ, ferulic acid and resorcin were effective chemical signal substances in the process of seed germination and haustorium formation of Cistanche deserticola. 4.The embryo is consist of 12 cells, the endosperm cell degraded so as to provide nutrition for the embryo development .As a result, germ tube differentiated from the embryo and came out through micropylar end, the small cell at the tip of the germ tube held the capacity of cleavage and the other cells grew big ,so the germ tube elongated .The anterior extremity of germ tube swelled to form haustorium under chemical substances treatment, the haustorium cell stained ,especially its portrait because of the lignification of the cells.
肉苁蓉种子的胚是由12个细胞紧密排列形成的圆球状胚,球形原胚分裂增殖的同时,胚乳细胞分解,为胚细胞的增殖提供营养,最终胚上分化出的芽管由珠孔端冒出,芽管前端细胞较小,具有旺盛的分裂能力,后部细胞体积增大,芽管逐渐伸长,在化学物质的诱导下,芽管由中部至前端细胞膨大分化出初生吸器,初生吸器呈帽子状,而这些细胞比其周围的细胞着色深,吸器纵向局部区域的番红染色加深,细胞高度木质化。
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Fruit a drupe; each locule of stone opening at apical part by a ± triangular abaxial valve at germination.
果为核果各个子房室的核孔都在顶部在芽期三角形的背面裂片。
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Stamens usually twice as many as petals and in 2 whorls, rarely as many as petals by loss of 1 whorl, isomorphic or dimorphic; filaments distinct, often geniculate, inflexed in bud; anthers typically 2-celled, introrse, basifixed, dehiscent by 1 or 2 apical pores or by short longitudinal slits; connective often variously appendaged.
雄蕊通常是花瓣数量的两倍并且2轮,有时1轮而与花瓣同数,同形或二形;花丝离生,通常膝曲,在芽期内折;花药通常2室,向内,基着,通过1-2顶孔或短纵裂裂缝开裂(Astronia ,Memecylon;药隔通常有不同的附属物。
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By histological examination, it was found that in HAC group, there were granulation tissue, fibrous tissue and newly formed vessels grew into the pores and the osteoblasts formed osseous trabeculae.
组织学显示在不同阶段,多孔HAC植片标本有肉芽组织、纤维组织和新生血管向微孔中生长及成骨细胞形成的骨小梁。
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Branches usually with linear, lengthwise lenticels; winter buds small, enclosed in swollen base of petiole or exposed.
分枝通常具线形,纵长的皮孔;冬芽小,包围在膨胀的叶柄基部内或露出。
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Branchlets purplish green, glabrous, with elliptic or oblong lenticels; winter buds ovoid, scales yellowish pubescent outside.
小枝略带紫色的绿色的,无毛,有椭圆形或者长方形皮孔的;冬芽卵球形,在外面攀登淡黄短柔毛。
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Scandent to twining shrubs, deciduous or evergreen, glabrous or pubescent, with oblong or circular gray lenticels; bud scales imbricate.
攀缘到缠绕灌木,落叶或常绿,无毛或被短柔毛,带有长方形或者环状的灰色的皮孔;芽鳞覆瓦状。
- 更多网络解释与芽孔相关的网络解释 [注:此内容来源于网络,仅供参考]
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blastopore:原口;胚孔
珠芽散布;珠芽繁殖 blastophory; blastochory | 原口;胚孔 blastopore | 溪菜科(绿) Blastosporaceae
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eyespot:眼斑病 眼点
eyesplit观察缝 观察孔 | eyespot眼斑病 眼点 | eyespottedbudmoth苹芽小卷叶蛾
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leaf scar:叶痕
但有些植物的茎节特别明显,如石竹,玉米,竹子的节呈环状膨大,而藕的节却特别细缩.4.叶痕,托叶痕,芽鳞痕和皮孔 叶和托叶脱落后留下的痕迹分别称为叶痕( leaf scar),托叶痕( stipule scar),
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Atremata:无穴目;无孔目
无性芽状体 gemma | 无穴目;无孔目 Atremata | 无烟煤 anthracite
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blastophore:胚心
blastomycosis 芽生菌病 | blastophore 胚心 | blastoporeforamen 胚孔
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germ pore:芽孔
梗基 metulae | 芽孔 germ pore | 芽管 germ tube
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germ pore:芽孔,萌发孔
germ plasm 种质 | germ pore 芽孔,萌发孔 | germ theory 生源说
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ring-porous:環孔材 大形導管只出現於靠年輪內部的木材類型
rhizome 根莖 地下莖有芽可長成新枝 | ring porous 環孔材 大形導管只出現於靠年輪內部的木材類型 | root 根 由根尖分生組織所產生的軸向器官