根活力
- 网络root activity;Root vitality
![根活力](../cache/1180476.jpg)
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草莓根活力和叶片含水量则随Cd含量的增大而始终呈下降趋势。
However , there was an constant decrease in root activity and leaf water content of strawberry with the increase of Cd content .
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杉苗被矮化线虫侵染后,叶绿素含量、根活力、净光合速率等生理生化指标均比健康植株低,而呼吸速率、过氧化物酶活性、蛋白质含量、酶比活力等指标则比健康植株高。
After infected by stunt nematodes , the seedlings chlorophyll contents , root activity and net photosynthetic rate are lower than that of the healthy , while dark respiration rate , activity of peroxidase , content of protein and enzyme specific activity are higher .
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苹果树Zn含量的年变化及与根活力的关系
Annual variations of zinc content in apple trees and its relation with root vigour
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随着连作大豆根系分泌物浓度增大,对供试植物小麦根活力、SOD总活性表现显著增强。对茎长、茎鲜重、初生根长、根鲜重表现抑制作用。
With the concentration of continuous soybean increased , it showed inhibition both for root vigor , SOD activity and stem length , stem weight , root length , root weight .
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高浓度Pb处理下豇豆和莴苣的根活力随着Pb浓度的增大而增大。
Under the higher Pb concentration treatment , the root activities of cowpea and lettuce increased with the increasing of Pb concentration , and the contents were higher than that of control .
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控制淀粉酶活性、根活力和还原糖含量的几个QTL分别与萌发速率、幼苗干重和最大根长的QTL定位在相似区段。
Several QTLs for amylase activities , reducing sugar content , and root activity were localized in the similar region as the QTLs for seedling vigor , respectively .
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花针期喷施适宜浓度的芸苔素内酯(BR),能显著提高花生植株内的硝酸还原酶活性及叶片蛋白质和可溶性糖的含量,使主根的根活力增强。
The treatments with suitable concentration of brassinolide sprayed on leaves of peanut at blossom could promote obviously the activity of nitrate reeducates and the content of protein and dissolvable sugar in leaves , and increase the activity of roots .
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重金属复合污染对小麦种子根活力的影响
Effects of combined pollution of heavy metals on root vitality of wheat seeds
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对照根活力下降的速度高于水分胁迫处理。
The declining rate of root vitality for check treatment was higher than that of water stress treatments .
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方差分析表明微波处理可以极显著促进芽活力,热击处理则可以极显著促进根活力。
Variance analysis indicated that root vigour could be enhanced by heat-shock pretreatment and shoot vigour by microwave pretreatment .
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结果表明重金属对根活力的影响顺序为Pb>Cu>Cd>Zn;
The results showed that Pb had the most important effect on the activity of root , and then , Cu , Cd and Zn in sequence .
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用尖孢镰刀菌毒素处理大豆幼根后,测定其幼根的根活力,细胞渗透性,蛋白质、可溶性糖和脯氨酸含量。
The vigour of root , osmolarity of cell , protein content , soluble sugar content and praline content were studied after seedling root of soybean were treated by toxin from Fusarium oxysporum .
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苗木的根系活力不仅与土壤含水量有关,而且能在短时间内适应干旱,从而维持较高的根活力水平。
Root vigor of the seedlings was affected not only by the degree of soil moisture , but also adapt the drought in short time and the root vigor had a high level .
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方法:72例外伤冠折露髓患牙,采用活髓切断术切断冠部牙髓,保留根髓活力,促进牙根发育。
Methods : 72 teeth with exposed pulps in crown treated by pulpotomy to conserve the vital pulps and promote the growth of roots of teeth .
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种子萌发速率和幼苗生长被用来量化幼苗活力,淀粉酶活性、根氧化活力、还原糖含量等也被测量。
Germination rate and seedling growth were measured to quantify seedling vigor Total amylase activity , a-amylase activity , reducing sugar content , root activity , and seed weight were determined .
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间作系统中小麦根系活力和绿肥硝酸还原酶分别较单作增加了57.95%和87.56%,差异达显著水平。
Wheat root activity and nitrate reductase of green manure in intercropping increased 57.95 % and 87.56 % than that in single cropping , resp . , with the differences at significant level .
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结果表明,水稻根系的生长和分布在不同栽培方式间有较大差异,供试品种在不同的栽培方式下其根系体积、干质量、根长及活力均存在明显不同。
There were significant differences in root growth and distribution under different cultivation methods .
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采用一系列试验室和田间试验,以探讨催腐、电导、发芽势、发芽指数和幼苗根长等活力指标用于评价牧草种批质量和田间出苗率的适用性。
Laboratory and field tests were conducted in 1999 and 2000 to investigate the suitability of various laboratory vigour tests to assess commercial seed lot quality and seedling field emergence ( FE ) of four forage species .
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以蕹菜为试材,采用盆栽法,研究了不同用量的醌氢醌对蕹菜根系活性的影响,结果表明,醌氢醌使蕹菜根系活力、根系呼吸强度、根Na+-K+-ATP酶活力提高;
Effect of quinhydrone on root activities was studied under pot experiment with water spinach . The results showed that the activity of root and root Na ~ + - K ~ + - ATPase were improved , and the root respiration rate was increased .
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木麻黄苗木在木麻黄自身他感作用下,施加Ca(H2PO4)2和KCl后,苗根重量和根系活力均增加,施磷、钾肥有利于缓解木麻黄自身生长抑制,提高其更新生产力。
Under self-allelopathy of Casuarina , the weight of roots and root activity of Casuarina seedlings were increased after application of P and K. Fertilization can relieve the growth inhibition of Casuarina and improve its productivity .
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结果表明:渍水使高粱上位次生根数量有所增加,但长时间(20~30d)渍水会导致高粱根重及根系活力明显降低。
The results indicated that ( 1 ) waterlogging soil produced more secondary root of sorghum . However , under long-term ( 20 ~ 30 d ) waterlogging stress , the weight and activity of sorghum root decreased significantly .
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冬小麦根表面氧化还原活力的研究
Research on redox activity at the surface of winter wheat roots
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大麦根中含有较高活力的磷脂酶。
Germinating barley root shows higher phospholipase activity .
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水肥耦合对橡胶苗根系形态及活力的影响
Coupling effects between water and fertilizers on roots morphological characteristics and activity of Hevea brasiliensis
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根群的吸收活力增高,这种正效应随鸡粪肥用量的增加而增大。
Root absorption vigor inclined significantly , and such positive effect was risen with expanding amount of chicken manure applied .
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一项英国调查显示,喝甜菜根汁液可以激发活力并使人们体力增强16%之多。
Drinking beetroot juice boosts stamina and could help people exercise for up to16 % longer , a UK study suggests .
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结论:骨髓基质细胞对于背根神经节细胞的活力以及神经突起生长有一定的促进作用。
Conclusion : Bone marrow stromal cells play an important role in promoting the vitality and growth of dorsal root ganglia cells .
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根鲜重、活力和叶绿素含量与生物产量和籽粒产量呈显著或极显著正相关。
The fresh weight and vigor of root system and the content of chlorophyll were positively correlated with the biomass and grain yield .
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所以,适当稀播可以培育壮根,增强根系活力,充分发挥土壤、特别是深层土壤的作用。
Therefore , properly sparse-sowing was favourable to cultivate strong roots , increase root activity and bring the yield-increasing function of soil , especially of deep soil into full play .
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结果表明:不同浓度水杨酸对种子萌发指数&萌发高峰、发芽率、根冠比、生物学产量、根长、根活力指数、芽长、芽活力指数的作用不同;
The results showed that the different concentration of SA had different effects on seed germination indices & germinating peak , germination rate , root / shoot , biomass , lengths and vigor index of root and shoot .