高库容水稻株系抽穗期的单株根系活性高、单株根系总吸收面积和单株根系活跃吸收面积大。
Indica rice with large sink also had higher root activity per plant, larger root absorption or active absorption area.
它们之间的差异说明穗颈节间的伤流强度不但与根系活力有关，可能与叶片、茎鞘及库容活性也有密切联系。
Difference of them prove flow intensity of spike neck not only relate to roots vigor, may have close ties with the leaf, stem sheath and activity of capacity of reservoir.
通过水培的方式研究了根区温度胁迫对小麦抗氧化酶活性及根系与幼苗生长影响。
The effects of root zone temperature stress on wheat root antioxidant enzymes activity and seedling growth were studied by water cultivation experiments.
较少或过多施用氮素降低了秧苗根系活力和保护酶活性，影响秧苗生长和生理优势。
Little or excessive nitrogen fertilizer application decreased roots vigor and protection enzyme activity and reduced growth and physiology superiorities of dry seedbed seedlings.
不同逆境对玉米幼苗根系活力及硝酸还原酶活性的影响。
Effect of different stress on roots activity and nitrate reductase activity in Zea mays L.
温度和植物生长调节剂等都能对根系生长发育和生理活性产生一定影响。
Temperature and plant growth mediation agent could have certain impact on the root growth and physiological activity.
高等植物的根系不仅起着吸收营养元素的功能，也是一些生化活性物质的合成部位。
Root of advanced plant not only absorbs nutrient element but also synthesizes some biochemical active material.
利用防雨旱棚研究了水分胁迫对夏玉米根系及叶片保护酶活性及脂膜过氧化作用的影响。
Using rain proof installations, a systematic study was conducted to determine the effects of water stress on protective enzyme activities and lipid peroxidation.
根系输液处理能在短时间内明显增加植株叶片全铁含量，活性铁含量也有所增加，但随着时间的推移其表现不稳定。
The root inserted treatment could improve leaves' content of total iron and active iron in short time, but the addiction was not stable after long time.
本文中我们把根系形成必需的四种PLT同源族用进化枝表示出来，启动子活性及PLT蛋白融合显示出在干细胞上最大的坡度分布。
Promoter activity and protein fusions of PLT homologues display gradient distributions with maxima in the stem cell area. PLT activities are largely additive and dosage dependent.
结果表明，二氢茉莉酸丙酯提高了根系活力和叶片硝酸还原酶活性（NRA） ，增加叶绿素含量和可溶性蛋白含量，从而为高产奠定了良好的生理基础。
The results indicated PDJ could improve the vigor of root system and NRA of leaves, increase chlorophyll and soluble protein content, thus laying a better physiological foundation for high yield.
根施壳聚糖均提高了平邑甜茶幼苗根系的POD、PAL活性和木质素含量，促进了根系木质素的合成。
Moreover, these treatment increase lignin content and the activity of POD and PAL in roots, promote the lignin synthesis in root.
此外，化感水稻PI根系分泌物对脲酶、磷酸酶、蔗糖酶的活性具有促进作用，而对过氧化氢酶则呈抑制作用。
Moreover, PI increased the activities of urease, phosphatase and sucrase, but decreased the catalase activity in its rhizosphere.
烤烟生长发育后期，同一留叶数条件下，叶片NR活性、根系活力随着施氮量的增加呈先升高后降低的趋势；
In the late stage of flue-cured tobacco growth, under the same level of leaf number, leaf NR activity and root activity increased and then decreased with the increase of nitrogen application.
测定水稻幼苗根系的相对含水量、根系活力、丙二醛含量及抗氧化酶（SOD、POD、CAT、APX）活性。
Water content, root activity, MDA content and antioxidant enzymes (SOD, POD, CAT, APX) activity in rice seedling roots were determined.
根系分泌物低浓度时能促进酶SOD活性。
SOD activity was promoted by root exudates at the low concentration.
研究了根系cec、根系和根际土atp酶活性、根际微生物对籽粒苋富钾能力的影响。
It was investigated that effect of microorganism in rhizosphere and activity of ATP enzyme and CEC of roots on Capability of enrichment in potassium in the paper.
烟草根系腐解物处理增加了烟草中MAD含量和保护酶POD活性，与烟草生长相关酶的活力则表现为先升高后降低。
Treatment by decomposition from tobacco roots increased content of MAD and protected activity of POD and the activity of growth-related enzymes was at first increased and then decreased.
丙二醛含量增加，过氧化氢酶活性增强。根系活力下降，幼苗生长受抑制。
The contents of Malondialdehyde rise, the activity of catalase is strengthened, the radication activity drops the growth of seedling is restrained.
无论减源还是减库，均可增加根系中可溶性蛋白含量，提高SOD、POD活性，延缓根系的衰老。
With the getting rid of leaves or flowers, the content of soluble protein and the activity of SOD and POD in roots were all increased, so the root senescence was delayed.
本文报道了磁对番茄等作物增产的生理学效应。 主要表现在提高光合速率、根系活力、吸养能力及淀粉酶活性等方面。
The effect of magnet on the rate of photosynthesis, root system activity, nutritious absorbality and amylase activity of such crops as tomato, cucumber and sweet pepper was studied.
结果表明，小麦开花后，根系mda含量和POX酶活性增加，SOD酶活性下降，膜脂过氧化作用加强。
The results indicated that after wheat flowering the content of MDA and the activity of POX increased, the activity of SOD decreased, and membrane lipid peroxidation was strengthening.
一氧化氮(NO)是一种高活性生理活性物质，作为信号分子在植物根系生长等生理过程中起重要作用。
Nitric oxide (NO) is a physiologically reactive substance, as a plant cell signaling molecule, it play an important role in plant root growth and other physiological processes.
硝酸还原酶活性是对照的几十倍，根系过氧化物酶活性比对照降低了22.4％；
NR reactivity was many times of CK, root POD reactivity decreased by 22.4% than CK.
低温弱光导致了叶片和根系中CAT活性的显著降低。
The activities of CAT, a cold-sensitive enzyme, were decreased rapidly in both leaves and roots after chilling.
低磷胁迫使根系中酸性磷酸酶活性升高，而低磷敏感品种上升幅度更大。
In low-phosphorus-tolerant cultivars, protective enzyme activity increased more greatly, while MDA and Apase activities less severely than those in low - phosphorus-sensitive cultivars.
干旱下根系POD、CAT活性降低。
干旱下根系POD、CAT活性降低。
应用推荐