查询词典 biomass

The aboveground biomass and absolute growth rate of aboveground biomass of shrub, half-shrub are higher than herbal grasses.

灌木、半灌木的地上生物量以及地上绝对生长率均高于禾本科杂草。

In the community of pack ice with high biomass, the grazing rates of micro-fauna to algae ranged from 0.09 to 0.21 day-1, which corresponded to remove 8 to 23% of algal preliminary biomass or 58 to 123% of primary production, suggesting that the herbivory was one of the most important passways of carbon flow within the micro-community.

浮冰生物群落中，小型动物区系对藻类的摄食速率为0.09 和0.21 day-1之间，相当于每天摄食8-23 %的藻类初始生物量和58-123 %的产量。

Lignocellulose is the most abundant biomass in the world, its two major components, cellulose and hemicellulose, are composed of hexoses and pentoses, therefore, lignocellulosic biomass can be a very good feedstock for producing bioethanol and biohydrogen by some microorganisms via fermentation.

木质纤维素是地球上量最丰富的生质物，其所含的纤维素和半纤维素由六碳醣和五碳醣组成，因此若能将木质纤维素分解醣化，它正是用微生物以发酵的方式生产乙醇或氢气的最佳原物料。

Biomass of M. micrura and C. vicinus increased with increased trophic level of the lake water, while biomass of large-bodied cladocerans (D. galeata and Leptordora kindti) decreased with increased fish predation, and relative abundance of calanoids to cyclopoids tended to decrease with increased fish predation.

微型裸腹溞与近邻剑水蚤的优势度随水体营养水平的上升而上升，而大型枝角类（盔型透明溞与透明薄皮溞）的优势度随水体中鱼类捕食压力的上升而下降，哲水蚤相对于剑水蚤的优势趋向于随鱼类捕食压力的上升而下降。

In order to achieve the transfer of hydrogen from the biomass to the coal and improve the quality of the liquid derived from coal pyrolysis, based on the current research fruits, the new pyrolysis way that use two-step pyrolysis of biomass and coal is brought forward.

本文作者结合现阶段的研究成果，提出生物质与煤采用两步法热解工艺的思路，使生物质材料的氢有可能转移到热解煤的产物中，以改善煤热解过程中液体的性质，对今后生物质与煤及聚合物共热解的研究方向提出了自己的建议。

The spatial semi-variogram values of above-ground biomass of perennial herbs and Mesophytes, following the increase of spatial distances, showed decreasing trends when semi-variogram values exceeding the effective ranges. Howeve,semi-variogram values of above-ground biomass of other functional groups, following the increase of spatial distances, showed a trend of increasing spatial variability, but semi-variogram values were at unchanged value when exceeding the effective ranges.

多年生草本和中生植物生物量变异函数值，在出现一个相对稳定的基台值后，开始下降，并随着空间距离的增加，空间变异性有减弱的趋势，而其它各功能群生物量表现出随着距离的增大空间变异性增强的趋势，但超过其变程后半方差函数值也基本稳定在一个极限值附近。

There was positively lineal relationship between the overground biomass and the underground biomass. The ratios between root and stem was among from 0.2 to 0.8 with the different soil types and soil moistures.

苗木地上部分生物量与地下部分生物量存在显著的线性关系，不同土壤类型和水分状况苗木的根茎比差异较大，变化范围在0.2～0.8之间。

The definite small leaf oak bough moisture content distribution rulemay for determine its bough biomass to provide the theory basis,greatly reduces the biomass investigation work load.

确定小叶青冈树干含水率分布规律可以为测定其树干生物量提供理论依据，大大减小生物量调查工作量。

The pellet fuel cold molding discipline of different crops straws is studied detailed in this thesis,under the background of developing biomass utilization technology as a kind of energy resource.It starts a new way for biomass solid pellet fuel to be used as renewable energy substituting for coal.

本文以发展生物质能资源化利用技术为背景，研究农作物秸秆颗粒燃料冷态压缩成型规律，为生物质固体成型燃料作为可再生能源在替代煤炭燃料方面探索新的途径。

Growth and photosynthetic indices (seedling height, shoot biomass, root biomass, root length, chlorophyll content, net photosynthetic rate, and stomatal conductance) from 1-year-old seedlings of six shrub willow clones (JW22-2, JW51-3, JW1065, JW2334, JW2345, JW2372) with different salt stresses were studied.

以江苏省林业科学研究院新近杂交培育的6个灌木柳无性系1年生扦插苗为试材，采用水培试验方法，研究了0~3gL^(-1)范围内不同质量浓度氯化钠胁迫对灌木柳无性系幼苗生长及光合作用的影响。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。