生态

This experiment has researched the Ecological Balanced Fertilization Model's four parameters, namely, P、Lfsp、T_(n+1)、T_n; And applicating four parameters forecasted the dosage of nitrogen fertilizer of soybean in Themeadow Chernozem, soybean output reached 2800kg·hm~(-2), it required 78.86kg·hm~(-2) pure nitrogen.

本试验系统研究了生态平衡施肥模型的四个参数，即P、Lfsp、T_(n+1)、T_n；并初步应用四个参数对草甸黑土大豆生态平衡施氮量进行预测，大豆产量达到2800kg·hm~(-2)，需施纯氮78.86kg·hm~(-2)。

Light utilization efficiency is highest in RDA, with respectively 18.52% and 23.08% higher than in rice-duck integrated farming and conventional farming systems. Energy circulation index in RDA is 0.096, significantly higher than in RD and CK.

稻鸭萍共作生态系统光能利用率最高，比稻鸭共作生态系统和常规稻作系统分别提高18.52%和23.08%；能流循环指数为0.096，显著高于稻鸭共作系统和常规稻作系统。

The measure of the plan, construct and manager for ecological city improvement was the ecological city construction based on indexes system.

生态城市建设指标体系的建立是衡量生态城市的规划、建设和管理成效的主要依据。

It is also pointed out that clear-cutting over 1 hectare , taking soil or digging turves under canopy should be forbidden . Regeneration under canopy is very necessary in order to ensure the ecosystem stability of larch forests in valley .

并指出，绝对禁止面积超过1hm^2的皆伐，林下取土或挖掘泥炭等严重影响谷地落叶松林生态系统的行为，为确保谷地落叶松生态系统的稳定性，进行林下的更新是非常必要的。

During our in-depth training in nature, and the wild ecological environment close-in observation of the specimens collected animal specimens and create understanding of the region's ecological resources of animals.

在实习期间我们深入大自然，与野外生态环境零距离接触，在观察的同时采集标本并制作动物标本了解此地区动物的生态资源。

The second is to gain the knowledge and experience to maintain humans within equilibrium in a closed ecological system.

其二是获得了在封闭的生态系统中维持人类生存和生态平衡的知识和经验。

The paradox between economic development and ecological environment in the coastland is quite sharp. The rate of economic development in the coastland is quicker than any regions in our country. In the same time, the ecological environment of it is relatively vulnerable and variable.

沿海地区是我国经济发展速度最快的地区，同时也是我国生态环境相对脆弱易变的地区，其经济发展与生态环境的矛盾表现得尤为尖锐。

The northland ecological environment are superior to the southland,the inland ecological environment are superior to the coastland.

按照生态可持持续发展的要求，从区域差异性出发，提出了福建省生态环境系统优化布局及战略重点，提出了相应对策。

Then the author analyses the actuality of entironment conservation of the Lantsang-Mekong Sub-region and we have liabilities to conserve it because it is not only abundant in natural resources, manifold wild propagation, but also the marsh supplies important life source for coastwise and ambient residents.

接着分析了澜沧江——湄公河次区域生态环境保护的现状和对其保护的必要性，因为该次区域内不仅自然资源丰富，野生动植物种类多样，而且这一湿地生态系统为沿岸及周边地区的居民生活提供了重要的保障，是该次区域经济发展的支柱。

Using the Pearson correlation coefficient and Spearman rank correlation coefficient, the interspecific association of 13 species in different communities in Beijing mountainous area were investigated, and the niche breadth and niche overlap of 13 species were studied.

应用Pearson相关系数和Spearman秩相关系数检验，研究了北京山区天然林群落13个乔木种群的种间关联性，并对13种植物种群的生态位宽度和生态位重叠进行研究。

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。