An Analysis on the Community Biomass Dynamics and Economic Characters of Artificial Caragana intermedia Community in Semi-desert Area

Decrement of the community biomass with the grazing pressure was the key reason for the positive and negative correlation.

群落生物置随牧压增大而降低是导致群落蒸发和蒸腾与牧压呈正、负相关的主要原因。

The nonlinear relationship between bio-diversity indices and community biomass was not significant.

生物多样性指数与生物量相关性不显著。

Effects of invasion of Dendrocalamus membranaceus Munro on community biomass and plant diversity

黄竹侵入对群落生物量及植物多样性的影响

Changes in Community Biomass along Snow-melting Gradient in Alpine Meadow

高山草甸群落生物量在融雪梯度上的变化

This system can help you get the optical operating density of every age class of all kinds of intermediate cuttings by setting the maximum amount of growing stock or the maximum biomass or the maximum net income as the target of forest management according to the demand of users.

系统可以根据用户的需要，分别以林分最大蓄积量、最大生物量或最大货币收益为经营目标，求解在各种间伐体制下各龄阶的最适经营密度。

Spawning stock biomass per recruit;

单位补充产卵群生物量；

Study on Forest Biomass and Productivity in China

中国森林生物量与生产力的研究

Function of Developing Forest Biomass Energy on Reducing Carbon Dioxide

发展林木生物质能源对二氧化碳减排的作用

High Efficiency and Pollution-free Resources Utilization of Agricultural and Forest Biomass

农林生物质的高效、无公害、资源化利用

Advances in Estimation of Forest Biomass Based on Remote Sensing Data

基于遥感信息的森林生物量估算研究进展

Study on Changes in Forest Biomass Carbon Storage in Henan Province

河南省森林碳储量及动态变化研究

Remote sensing method of forest biomass estimation by artificial neural network models

神经网络模型森林生物量遥感估测方法的研究

Forest biomass is an important content in forest monitoring.

森林生物量是森林监测中的一项重要内容。

The structure of canopy was reasonable, the distribution shape ofaboveground and below ground biomass liked pyramid.

草层结构合理，地上生物量与地下生物量呈金字塔型分布。

In still water culture, Echinocactus Gruson roots grew well and had a very strong ability of regeneration. Root biomass increment was larger and root average diameter was smaller also.

水培时根系长势良好，具有很强的再生能力，根量增多，根平均直径变小；

Distichum. The relative height growth, relative ground diameter growth and biomass increment decreased with increase of soil salt content and decrease of soil water content.

落羽杉相对高生长、相对地径生长和生物量增量随着土壤盐分浓度的增加和土壤水分含量的减少而减少。

The proportion of biomass increment distributed to root increased with decreasing soil water content, and the proportion allocated to stem and leaf decreased.

4品系生物量增量分配到根系的比例逐渐增大，而分配到茎和叶中的比例则逐渐减少。

The effect of mono-species and poly-species constructed wetlands on wastewater purification and plant biomass increment was studied.

对单种和多种植物人工湿地对污水的净化效果和植物生长生物量进行了研究。

Loss can be minimized. the biomass increment was lower;

将损失降低到最小。总生物量增量减小；

General Contents in 2003 the biomass increment was lower;

2003年总目次总生物量增量减小；