大生境
- macrohabitat
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在安徽省南陵县二个官方指定的保护点中长乐点尽管食物、隐蔽条件和水三大生境基本要素都较为理想,但因为没有足够的栖息地因此这里并不适合野生扬子鳄种群的生存。
Changle point in Nanling County , Anhui Province has ideal survival environmental factors . But it too small for Chinese Alligator population .
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在人类干扰对大熊猫生境选择的影响上,则采用生物统计学中的独立性检验(independencetesting)对大熊猫栖息地内的人类干扰进行了定量分析,确定主要影响因子。
As for the human disturbance on the selection of giant pandas ' habitat , the independence testing was used to quantitatively analyze the human disturbance on gaint panda habitat and identify the key influencing factors .
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控制海拔1800–2700m之间人类活动对大熊猫生境的影响。
And ( 3 ) at the altitudes of 1,800 – 2,700 m , controlling human activities to decrease impacts on giant panda habitat .
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卧龙自然保护区大熊猫生境评价
An assessment of giant panda habitat in Wolong Nature Reserve
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放牧对冶勒自然保护区大熊猫生境的影响
Effect of Grazing on Giant Pandas'habitat in Yele Nature Reserve
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甘肃省大熊猫生境分析
Analysis of Giant Panda Habitat in Gansu Province
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干扰强度大的生境有3个龄级,为增长型年龄结构。
In heavy disturbance habitats there were three age classes with an expanding age structure .
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孵化高峰期为种群向更大的生境空间急剧扩张时期;
The hatching peak is a period in which the population was rapidly extending to a larger habitat space ;
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通过人工造林恢复生境,无论从竹子资源的恢复,还是从植物群落结构的恢复方面,均不是一种有效地恢复大熊猫生境的方式。
According to this study , the artificially planted habitat was neither an efficient approach for the bamboo resources recovery , nor for the vegetation community recovery .
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根据大熊猫生境分布特点,将影响大熊猫生境质量的因素分为非生物环境因子、生物环境因子和干扰因子,探讨大熊猫生境评价的指标体系,为大熊猫栖息地评价提供参考。
The key factors affecting the behaviors and reproduction of giant panda are divided into three categories : abiological environmental factors , biological environmental factors and impacts factors .
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研究表明:①秦岭山系的大熊猫生境面积约为44万hm2,80%的生境分布于海拔1500~2400m之间;
Results show that : ① giant pandas ' habitats in Qinling mountain range cover an area of about 440 000 ha , 80 % of which distribute between 1500 and 2400 m.
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大熊猫生境状况关系到大熊猫的长期生存与繁衍,从大尺度来评价大熊猫生境状况有利于生境的保护与保护区的规划与建设,从而有利于大熊猫的保护。
Status of giant panda 's habitat relates to its long-term existing and breeding . Assessment on Giant panda 's habitat on a large scale will benefit the protection of habitat and planning of nature reserves .
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大仓鼠种群生境片断化的遗传效应研究
The Genetic Effect of Habitant Fragmentation on the Greater Long-tailed Hamster Populations
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总体结论为,华南虎栖息地大型有蹄类动物数量少,人类活动强度大,栖息地生境破碎化严重,总体上所调查的保护区的华南虎生存条件严重恶化。
The conclusions are that scarce ungulate number , strong human activities , and fragmental habitats , as a whole , result in survival conditions deteriorative generally in these surveyed reserves .
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本研究使用点格局分析中的成对关联函数作为统计工具,选择异质性泊松过程和随机标签作为零模型控制大尺度上生境异质性对物种空间分布格局的影响,选择性的分析植物间的相互作用。
In this study , I used point pattern analysis with heterogeneous Poisson process and random labeling to rule out the influence of habitat heterogeneity , and selectively analyze plant-plant interaction .
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但小飞蓬地上部分生物量大,对生境要求低,因此作为一种镉的富集植物,可广泛用于南方镉污染严重地区的土壤修复。
Above-ground biomass of Conyza canadensis was large and its requirement to living environment was low . So as a cadmium hyper-accumulator , it could be used in soil remediation field where cadmium pollution was very serious .
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根据2000&2001年甘肃省第3次大熊猫调查资料,利用SPSS和SAS软件,对甘肃省大熊猫栖息地生境进行了统计分析。
According to the third survey on Giant Panda in Gansu from 2000 to 2001 and utilizing the software of SPSS and SAS , the Giant Panda habitat in Gansu Province was analyzed .