root caps造句
造句與例句
手機(jī)版
- Both root and root cap are covered by a sheath-like structure called the coleorhiza .
根和根冠被一鞘狀結(jié)構(gòu)，即胚根鞘所覆蓋。 - They have a physiological role in the root cap and elsewhere, where the starch grains act as statoliths
在根冠及其他部位有重要的生理作用，在那些地方淀粉粒具有平衡石的功能。 - Calyptogen a layer of meristematic cells covering the root apical meristem in some plants ( e . g . grasses ) that gives rise to and maintains the root cap
根冠原：在一些植物中覆蓋根頂端分生組織的一層具有分生能力的細(xì)胞，根冠原可以產(chǎn)生和維持根冠。 - After the period of treatments were prolonged for three days, the contain of sugar reduced again . the growth of roots and plants were retarded severely and the ratios of root cap were increased manifestly . the ratios of root-shoot was stability and the growth almost stopped at the later period of peg ( 6000 ) treatment
牛心樸子根系發(fā)達(dá)，根冠比大，在土壤水分變化時(shí)，植株地上部比較敏感，隨土壤水分脅迫程度的加強(qiáng)和脅迫時(shí)間的延長，植株生長顯著變緩，直至停止生長，而根冠比值則有所加大。 - The result showed that physiological response were mainly affected by concentration of peg and less affected by time of peg ( 6000 ) treatment . relative water content of leaves root activity, and growth of roots and plants showed a less reduction under 10-20 % peg ( 6000 ) treatment, but ratios of root cap, and contains of soluble sugar, contain of pro and potassium showed a less increase . all those just described indexes showed a marked change under 25 % peg treatment
在1020的peg濃度脅迫下，葉片相對含水量、根系活力、根系及地上部生長量下降的幅度較??；根冠比、可溶性糖、脯氨酸(pro)、k~+上升的幅度也較小，而在25的peg濃度脅迫下上述指標(biāo)發(fā)生了很顯著的變化，葉片相對含水量、根系活力明顯下降，可溶性糖最大含量出現(xiàn)的時(shí)間較20濃度脅迫的提早3d，且較20時(shí)的最大含量小，并在延長處理3d后又開始下降，根系和地上部的生長受到嚴(yán)重抑制，且地上部影響大于根系，根冠比顯著增大，脅迫后期趨于恒定狀態(tài)，生長幾乎完全停止。 - It's difficult to see root caps in a sentence. 用root caps造句挺難的
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