查询词典 main root

Under soil water stress, the biomass of Atriplex canescens reduced, ratio betweenroot and stem increased, the main root becomes long, branches and lateral rootsreduced, and its growth is restrained.

土壤水分胁迫下四翅滨藜的生物量显著降低，根茎比增加，主根伸长，分枝数和侧根数明显减少，生长发育受到抑制。

The results show that salt tolerance of four test materials are improved, and the germination rate, coleoptile length and main root length of four materials are inhibited but the degree of inhibition is significantly less than "Hua30".

结果表明，4个供试材料的耐盐性均较好，4个供试材料的发芽率、胚芽鞘长度、主根长度尽管受到显著的抑制，但抑制程度均明显小于花30。

The village society governance complex main root to authority shape and authority main body multiplicity.

乡村社会治理的复杂性主要根源于权力形态和权力主体的多样性。

Brown rhizomorph and hyphae can be seen on the seedlings'rhizome, main root and side root while nothing is on the tip of the root.It was found that rhizomorph on the surface of roots would die after inoculation in 90 days in pot.

子实体单生或丛生，出菇至成熟3 d~4 d，单个子实体重20.0 g~62.0 g；小粒咖啡苗的根茎、主根及侧根被茶褐色的菌索和菌膜包裹，而根尖及靠近根尖的侧根上没有菌丝和菌索生长或生长很少；盆栽小粒咖啡苗，在接种90 d后其根系表面的菌索死亡。

N2O flux was higher in soil containing wheat plants compared to unplanted treatments during the entire growth period. Maximum N2O flux occurred at the booting stage, and then decreased as root activity decreased in later growth stages. N2O emission in the main root-zone and the inter-mw was different.

结果表明，在实验的各个时期土壤N2O平均排放通量麦田均高于休耕地，在孕穗期麦田N2O排放通量出现最大值；而随根系质量和活性下降，生殖后期N2O排放量减少。

The main root axis from which smaller root branches arise; a root system with a main root axis and smaller branches, as in most dicots.

具有侧根的主根轴；由主根和侧根组成的根系，见于大多数双子叶植物。

The main root axis from which smaller root branches arise; a root system with a main root axis and smaller branches, as in most dicots.

直根 Taproot 具有侧根的主根轴；由主根和侧根组成的根系，见于大多数双子叶植物。

And Changbai larch(Larix olgensis A.Henry)atdoubled CO2 concentration at seedling stage in growth-chamber and WI,HI of several dorminanttree species in MBKPF(1)Under 700μl·1-1 concentration of CO2,the stem height, stem diameter,main root length,root/shoot ratio and the relative proportions of biomass in root,stem and leaf of the seedlings ofKorean pine and Changbai larch had no significant change.

在700μL·L-1CO2条件下与正常浓度下相比较，在一个生长季后，红松、落叶松幼苗的苗高、地径、主根长、根茎比及生物量在根、茎、叶各器官中比例，差异不显著，对落叶松的侧枝数有影响；在第一、二次试验中，落叶松幼苗的平均每株生物量比在正常CO2浓度下大12.2％、14.2％，而红松幼苗的生物量分别减少3.9％、12.8％；红松、落叶松针叶叶绿素含量以及叶绿素a的相对含量在高浓度CO2下受到影响。

It is the soil mass maintained by the umbrella-shaped root system of trees during the geological history,and it is formed by the interactive compression of tree load and growth of main root system and by the differential compaction of surrounding soil mass;in other words,it also is a kind of the sedimentary textite or sedimentary structure formed under the influences of biological process.

它是地质历史中，树木伞状根系所维系的土体，在树木的自重荷载和主干根系生长的相互挤压作用下与外围土体的差异压实造成的；换言之，它又是一种在生物作用影响下形成的沉积结构体或沉积构造。

Nodule number in main root decreased and increased in lateral root gradually and nodule peak occurred in mid- August.

而侧根上的根瘤数量则不断增加，在8月中旬开始出现结瘤高峰。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。