shoot apex 中文意思是什麼
shoot apex
解釋
苗端-
It has leaf primordia and a shoot apex.
它有葉原基和一個苗端。 -
The entire shoot apex of a horsetail could fit into the large apical cell in the growing tip of a fern.
木賊的整個莖尖可相當于蕨類生長錐中大的頂端細胞。 -
The second leaf takes place at the basal part of the first leaf and originates from the shoot apex cells when the first leaf pierces the calyptra
第一葉突出帽狀體之後，由第一葉基部保留下來的莖干頂端細胞產生第二葉。 -
Effects of removal of the shoot apex and leaf wounding on nitrogen uptake and nicotine production were studied with tobacco plants grown in sand or hydroponic medium under the controlled conditions
摘要採用砂培和營養液培養方法，研究了在營養生長階段切除頂芽和葉片損傷對煙株生長、體內煙堿濃度、氮濃度及吸氮量的影響。 -
7 - 10 days " seedlings after the seeds germinated, the meristem in the stem apex functioned to form true leaf primordium, meanwhile, the vessel elements which differentiated from parenchymatous cells of the middle and upper portion of the cnz connected with the vessel elements from procambium of epcotyl - shoot region
種子萌發7 - 10天，幼苗的莖端分生組織活動形成真葉雛形，此時由子葉節區中、上部薄壁細胞的轉分化形成的導管分子與上胚軸-苗區原形層形成的導管分子發生連接。 -
Wardlaw reproduced to the same scale photographs of the vegetative shoot apex of many primitive and advanced land plants.
沃德勞以同樣的放大倍數復制了許多原始的和進化的陸生植物營養莖尖的照片。 -
The growing apex or main shoot of a shrub or tree
頂枝灌木或喬木的生長頂端或主要新梢 -
Morphology and cytohistological zonation appeared different between cone apex and the vegetative shoot apex
雌球果原基與營養莖端在外部形態及內部細胞組織學分區結構有明顯差異。 -
However, the effects on nicotine production caused by leaf wounding were smaller than that caused by removing the shoot apex
但葉面損傷對煙株體內煙堿合成的影響小於打頂處理。 -
The results showed that removal of the shoot apex resulted in significant increase in nicotine concentration in different organs and whole tobacco plants
結果表明，切除頂芽導致煙株體內煙堿濃度和含量顯著增加。 -
Removal of the shoot apex and leaf wounding did not show any influences on nitrogen uptake by plant, but increased nicotine production per unit nitrogen
切除頂芽和葉面損傷對煙株體內的氮濃度及吸氮量均無顯著影響，但顯著提高了煙株體內單位氮素產生煙堿的能力。
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