Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传生态学（种群生态学）：是一门研究生态遗传或种群遗传与环境关系的学科。

To keep ecology in balance is our duty.

保持生态平衡是我们的职责。

The region has been declared an ecological disaster zone.

这个地区已经宣布为生态灾难区。

It is the optimum ecological environment for the growth of grandifoliate planted tea trees.

具有适宜野生大叶种茶树生长的最佳生态环境。

A health restaurant wanders unhurriedly in culture, history, and oecology.

一座完全徜徉在人文与历史、生态的养生。

We all have an interest in maintaining the integrity of the ecosystem.

持生态系统的完整是我们共同的利益。

Ecodeme refers to a deme occuring within a specified kind of habitat.

生态同群种是指出现于某种特殊生境内的同群种。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有度敏感、灵敏平衡的各种生态系统。

Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte.

生态类型以旱生中生植物为主，兼有寒冷生及水生和湿生植物。

Mr Rosser said the barrage would cause "massive ecological disruption" and distract from alternatives.

罗巨坝工程将导致「大规模生态崩溃」，而且这计画已经偏离了选择。

Each animal has its ecological niche.

每种动物都有自己的生态位。

The corresponding supposal in terms of ecotourism spatial structure and resources exploration structure map are advanced.

提出“一带、三区段、十大重点生态旅游区”的生态旅游资源空间格局构想，给出资源开发格局图。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈的支流物种丰度和密度均很低甚至为零，生态条件差。

Tellurian zoology " overdraw " the phenomenon is very serious already, zoology environment arrived quite flimsy degree.

地球上的生态“透支”现象已十分严重,生态环境到了相当脆弱的程度。

The formation-types are first rearranged into four major biochores-forest, savanna, grassland , and desert.

首先把群系型重新排列成四个主要的生态区——森林、稀树草原、草地和荒漠。

Objective To investigate the distribution and clinical significance of aerobes in the microecosystem of ostiomeatal complex.

目的初步研究窦口鼻道复合体微生态系需氧菌分布及临床意义。

Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.

罗布早期的研究调查了“缺失环节古生态学”和早期脊椎动物的进化关系。

In this area ,the ecological environment is veryrigorous for living things,and aridness and wind and sarid are main threats.

塔克拉玛干沙漠属极旱荒漠地区，生态环境十分严酷，干旱和风沙为害是最主要的生态环境问题。

Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动态研究是当今保护生物学和生态学中最热门的课题之一。

No one knows how a sharp decrease in pteropod numbers will affect other parts of the marine ecosystem.

目前没有人知道翼足类数量剧减将如何影响其他的海洋生态系。

Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传态学（种群态学）：是一门研究态遗传或种群遗传与环境关系的学科。

To keep ecology in balance is our duty.

保持态平衡是我们的职责。

The region has been declared an ecological disaster zone.

这个地区已经宣布为态灾难区。

It is the optimum ecological environment for the growth of grandifoliate planted tea trees.

具有适宜野大叶种茶树长的最佳态环境。

A health restaurant wanders unhurriedly in culture, history, and oecology.

一座完全徜徉在人文与、态的养餐厅。

We all have an interest in maintaining the integrity of the ecosystem.

维持态系统的完整是我们共同的利益。

Ecodeme refers to a deme occuring within a specified kind of habitat.

态同群种是指出现于某种特殊境内的同群种。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有度敏感、灵敏平衡的各种态系统。

Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte.

态类型以旱中植物为主，兼有寒冷及水和湿植物。

Mr Rosser said the barrage would cause "massive ecological disruption" and distract from alternatives.

罗瑟表示巨坝工程「大规模态崩溃」，而且这计画已经偏离了选择。

Each animal has its ecological niche.

每种动物都有自己的态位。

The corresponding supposal in terms of ecotourism spatial structure and resources exploration structure map are advanced.

提出“一带、三区段、十大重点态旅游区”的态旅游资源空间格局构想，给出资源开发格局图。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈的支流物种丰度和密度均很低甚至为零，态条件差。

Tellurian zoology " overdraw " the phenomenon is very serious already, zoology environment arrived quite flimsy degree.

地球上的态“透支”现象已十分严重,态环境到了相当脆弱的程度。

The formation-types are first rearranged into four major biochores-forest, savanna, grassland , and desert.

首先把群系型重新排列成四个主要的态区——森林、稀树草原、草地和荒漠。

Objective To investigate the distribution and clinical significance of aerobes in the microecosystem of ostiomeatal complex.

目的初步研究窦口鼻道复合体微态系需氧菌分布及临床意义。

Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.

罗布早期的研究调查了“缺失环节古态学”和早期脊椎动物的进化关系。

In this area ,the ecological environment is veryrigorous for living things,and aridness and wind and sarid are main threats.

塔克拉玛干沙漠属极旱荒漠地区，态环境十分严酷，干旱和风沙为害是最主要的态环境问题。

Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动态研究是当今保护物学和态学中最热门的课题之一。

No one knows how a sharp decrease in pteropod numbers will affect other parts of the marine ecosystem.

目前没有人知道翼足类数量剧减如何影响其他的海洋态系。

Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传学（种群学）：是一门研究遗传或种群遗传与环境关系的学科。

To keep ecology in balance is our duty.

保持平衡是我们的职责。

The region has been declared an ecological disaster zone.

这个地区宣布为灾难区。

It is the optimum ecological environment for the growth of grandifoliate planted tea trees.

具有适宜野大叶种茶树长的最环境。

A health restaurant wanders unhurriedly in culture, history, and oecology.

一座完全徜徉在人文与历史、的养餐厅。

We all have an interest in maintaining the integrity of the ecosystem.

维持系统的完整是我们共同的利益。

Ecodeme refers to a deme occuring within a specified kind of habitat.

同群种是指出现于某种特殊境内的同群种。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有度敏感、灵敏平衡的各种系统。

Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte.

类型以旱中植物为主，兼有寒冷及水和湿植物。

Mr Rosser said the barrage would cause "massive ecological disruption" and distract from alternatives.

罗瑟表示巨坝工程将导致「大规模崩溃」，而且这计画离了选择。

Each animal has its ecological niche.

每种动物都有自己的位。

The corresponding supposal in terms of ecotourism spatial structure and resources exploration structure map are advanced.

提出“一带、三区段、十大重点旅游区”的旅游资源空间格局构想，给出资源开发格局图。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈的支流物种丰度和密度均很低甚至为零，条件差。

Tellurian zoology " overdraw " the phenomenon is very serious already, zoology environment arrived quite flimsy degree.

地球上的“透支”现象十分严重,环境到了相当脆弱的程度。

The formation-types are first rearranged into four major biochores-forest, savanna, grassland , and desert.

首先把群系型重新排列成四个主要的区——森林、稀树草原、草地和荒漠。

Objective To investigate the distribution and clinical significance of aerobes in the microecosystem of ostiomeatal complex.

目的初步研究窦口鼻道复合体微系需氧菌分布及临床意义。

Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.

罗布早期的研究调查了“缺失环节古学”和早期脊椎动物的进化关系。

In this area ,the ecological environment is veryrigorous for living things,and aridness and wind and sarid are main threats.

塔克拉玛干沙漠属极旱荒漠地区，环境十分严酷，干旱和风沙为害是最主要的环境问题。

Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动研究是当今保护物学和学中最热门的课题之一。

No one knows how a sharp decrease in pteropod numbers will affect other parts of the marine ecosystem.

目前没有人知道翼足类数量剧减将如何影响其他的海洋系。

Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传态学（种群态学）：是一门研究态遗传或种群遗传与环境关系的学科。

To keep ecology in balance is our duty.

保持态平衡是我们的职责。

The region has been declared an ecological disaster zone.

这个地区已经宣布为态灾难区。

It is the optimum ecological environment for the growth of grandifoliate planted tea trees.

具有适宜野大叶种茶树长的最佳态环境。

A health restaurant wanders unhurriedly in culture, history, and oecology.

一座完全徜徉在人文与历史、态的养。

We all have an interest in maintaining the integrity of the ecosystem.

维持态系统的完整是我们共同的利益。

Ecodeme refers to a deme occuring within a specified kind of habitat.

态同群种是指出现于某种特殊境内的同群种。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有度敏感、灵敏平衡的各种态系统。

Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte.

态类型以旱中植物为主，兼有寒冷及水和湿植物。

Mr Rosser said the barrage would cause "massive ecological disruption" and distract from alternatives.

罗瑟坝工程将导致「大规模态崩溃」，而且这计画已经偏离了选择。

Each animal has its ecological niche.

每种动物都有自己的态位。

The corresponding supposal in terms of ecotourism spatial structure and resources exploration structure map are advanced.

提出“一带、三区段、十大重点态旅游区”的态旅游资源空间格局构想，给出资源开发格局图。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈的支流物种丰度和密度均很低甚至为零，态条件差。

Tellurian zoology " overdraw " the phenomenon is very serious already, zoology environment arrived quite flimsy degree.

地球上的态“透支”现象已十分严重,态环境到了相当脆弱的程度。

The formation-types are first rearranged into four major biochores-forest, savanna, grassland , and desert.

首先把群系型重新排列成四个主要的态区——森林、稀树草原、草地和荒漠。

Objective To investigate the distribution and clinical significance of aerobes in the microecosystem of ostiomeatal complex.

目的初步研究窦口鼻道复合体微态系需氧菌分布及临床意义。

Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.

罗布早期的研究调查了“缺失环节古态学”和早期脊椎动物的进化关系。

In this area ,the ecological environment is veryrigorous for living things,and aridness and wind and sarid are main threats.

塔克拉玛干沙漠属极旱荒漠地区，态环境十分严酷，干旱和风沙为害是最主要的态环境问题。

Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动态研究是当今保护物学和态学中最热门的课题之一。

No one knows how a sharp decrease in pteropod numbers will affect other parts of the marine ecosystem.

目前没有人知道翼足类数量剧减将如何影响其他的海洋态系。

Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传生态学（种群生态学）：是一门研究生态遗传或种群遗传与环境关系学科。

To keep ecology in balance is our duty.

保持生态平衡是我们职责。

The region has been declared an ecological disaster zone.

这个地区已经宣布为生态灾难区。

It is the optimum ecological environment for the growth of grandifoliate planted tea trees.

具有适宜野生大叶种茶树生长生态环境。

A health restaurant wanders unhurriedly in culture, history, and oecology.

一座完全徜徉在人文与历史、生态养生餐厅。

We all have an interest in maintaining the integrity of the ecosystem.

维持生态系统完整是我们共同利益。

Ecodeme refers to a deme occuring within a specified kind of habitat.

生态同群种是指出现于某种特殊生境内同群种。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有度敏感、灵敏平衡各种生态系统。

Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte.

生态类型以旱生中生植物为主，兼有寒冷生及水生和湿生植物。

Mr Rosser said the barrage would cause "massive ecological disruption" and distract from alternatives.

罗瑟表示巨坝工程将导致「大规模生态崩溃」，而且这计画已经选择。

Each animal has its ecological niche.

每种动物都有自己生态位。

The corresponding supposal in terms of ecotourism spatial structure and resources exploration structure map are advanced.

提出“一带、三区段、十大重点生态旅游区”生态旅游资源空间格局构想，给出资源开发格局图。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈支流物种丰度和密度均很低甚至为零，生态条件差。

Tellurian zoology " overdraw " the phenomenon is very serious already, zoology environment arrived quite flimsy degree.

地球上生态“透支”现象已十分严重,生态环境到相当脆弱程度。

The formation-types are first rearranged into four major biochores-forest, savanna, grassland , and desert.

首先把群系型重新排列成四个主要生态区——森林、稀树草原、草地和荒漠。

Objective To investigate the distribution and clinical significance of aerobes in the microecosystem of ostiomeatal complex.

目初步研究窦口鼻道复合体微生态系需氧菌分布及临床意义。

Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.

罗布早期研究调查“缺失环节古生态学”和早期脊椎动物进化关系。

In this area ,the ecological environment is veryrigorous for living things,and aridness and wind and sarid are main threats.

塔克拉玛干沙漠属极旱荒漠地区，生态环境十分严酷，干旱和风沙为害是主要生态环境问题。

Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动态研究是当今保护生物学和生态学中热门课题之一。

No one knows how a sharp decrease in pteropod numbers will affect other parts of the marine ecosystem.

目前没有人知道翼足类数量剧减将如何影响其他海洋生态系。

Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传学（种群学）：一门研究遗传或种群遗传与环境关系学科。

To keep ecology in balance is our duty.

保持平衡职责。

The region has been declared an ecological disaster zone.

这个地区已经宣布为灾难区。

It is the optimum ecological environment for the growth of grandifoliate planted tea trees.

具有适宜野大叶种茶树长最佳环境。

A health restaurant wanders unhurriedly in culture, history, and oecology.

一座完全徜徉在人文与历史、养餐厅。

We all have an interest in maintaining the integrity of the ecosystem.

维持系统完整共同利益。

Ecodeme refers to a deme occuring within a specified kind of habitat.

同群种指出现于某种特殊境内同群种。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有度敏感、灵敏平衡各种系统。

Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte.

类型以旱中植物为主，兼有寒冷及水和湿植物。

Mr Rosser said the barrage would cause "massive ecological disruption" and distract from alternatives.

罗瑟表示巨坝工程将导致「大规模崩溃」，而且这计画已经偏离了选择。

Each animal has its ecological niche.

每种动物都有自己位。

The corresponding supposal in terms of ecotourism spatial structure and resources exploration structure map are advanced.

提出“一带、三区段、十大重点旅游区”旅游资源空间格局构想，给出资源开发格局图。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈支流物种丰度和密度均很低甚至为零，条件差。

Tellurian zoology " overdraw " the phenomenon is very serious already, zoology environment arrived quite flimsy degree.

地球上“透支”现象已十分严重,环境到了相当脆弱程度。

The formation-types are first rearranged into four major biochores-forest, savanna, grassland , and desert.

首先把群系型重新排列成四个主要区——森林、稀树草原、草地和荒漠。

Objective To investigate the distribution and clinical significance of aerobes in the microecosystem of ostiomeatal complex.

目初步研究窦口鼻道复合体微系需氧菌分布及临床意义。

Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.

罗布早期研究调查了“缺失环节古学”和早期脊椎动物进化关系。

In this area ,the ecological environment is veryrigorous for living things,and aridness and wind and sarid are main threats.

塔克拉玛干沙漠属极旱荒漠地区，环境十分严酷，干旱和风沙为害最主要环境问题。

Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动研究当今保护物学和学中最热门课题之一。

No one knows how a sharp decrease in pteropod numbers will affect other parts of the marine ecosystem.

目前没有人知道翼足类数量剧减将如何影响其他海洋系。

Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传态学（种群态学）：是一门研究态遗传或种群遗传与环境关学科。

To keep ecology in balance is our duty.

保持态平衡是我们职责。

The region has been declared an ecological disaster zone.

这个地区已经宣布为态灾难区。

It is the optimum ecological environment for the growth of grandifoliate planted tea trees.

具有适宜野大叶种茶树长最佳态环境。

A health restaurant wanders unhurriedly in culture, history, and oecology.

一座完全徜徉在人文与历史、态养餐厅。

We all have an interest in maintaining the integrity of the ecosystem.

维持态完整是我们共同利益。

Ecodeme refers to a deme occuring within a specified kind of habitat.

态同群种是指出现于某种特殊境内同群种。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有度敏感、灵敏平衡各种态。

Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte.

态类型以旱中植物为主，兼有寒冷及水植物。

Mr Rosser said the barrage would cause "massive ecological disruption" and distract from alternatives.

罗瑟表示巨坝工程将导致「大规模态崩溃」，而且这计画已经偏离了选择。

Each animal has its ecological niche.

每种动物都有自己态位。

The corresponding supposal in terms of ecotourism spatial structure and resources exploration structure map are advanced.

提出“一带、三区段、十大重点态旅游区”态旅游资源空间格局构想，给出资源开发格局图。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈支流物种丰度密度均很低甚至为零，态条件差。

Tellurian zoology " overdraw " the phenomenon is very serious already, zoology environment arrived quite flimsy degree.

地球上态“透支”现象已十分严重,态环境到了相当脆弱程度。

The formation-types are first rearranged into four major biochores-forest, savanna, grassland , and desert.

首先把群型重新排列成四个主要态区——森林、稀树草原、草地荒漠。

Objective To investigate the distribution and clinical significance of aerobes in the microecosystem of ostiomeatal complex.

目初步研究窦口鼻道复合体微态需氧菌分布及临床意义。

Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.

罗布早期研究调查了“缺失环节古态学”早期脊椎动物进化关。

In this area ,the ecological environment is veryrigorous for living things,and aridness and wind and sarid are main threats.

塔克拉玛干沙漠属极旱荒漠地区，态环境十分严酷，干旱风沙为害是最主要态环境问题。

Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动态研究是当今保护物学态学中最热门课题之一。

No one knows how a sharp decrease in pteropod numbers will affect other parts of the marine ecosystem.

目前没有人知道翼足类数量剧减将如何影响其他海洋态。

Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传学（种群学）：是一门研究遗传或种群遗传与环境关系的学科。

To keep ecology in balance is our duty.

保持平衡是我们的职责。

The region has been declared an ecological disaster zone.

这个地区已经宣布为灾难区。

It is the optimum ecological environment for the growth of grandifoliate planted tea trees.

具有适宜野大叶种茶树长的最佳环境。

A health restaurant wanders unhurriedly in culture, history, and oecology.

一座完全徜文与历史、的养餐厅。

We all have an interest in maintaining the integrity of the ecosystem.

维持系统的完整是我们共同的利益。

Ecodeme refers to a deme occuring within a specified kind of habitat.

同群种是指出现于某种特殊境内的同群种。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有度敏感、灵敏平衡的各种系统。

Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte.

类型以旱中植物为主，兼有寒冷及水和湿植物。

Mr Rosser said the barrage would cause "massive ecological disruption" and distract from alternatives.

罗瑟表示巨坝工程将导致「大规崩溃」，而且这计画已经偏离了选择。

Each animal has its ecological niche.

每种动物都有自己的位。

The corresponding supposal in terms of ecotourism spatial structure and resources exploration structure map are advanced.

提出“一带、三区段、十大重点旅游区”的旅游资源空间格局构想，给出资源开发格局图。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈的支流物种丰度和密度均很低甚至为零，条件差。

Tellurian zoology " overdraw " the phenomenon is very serious already, zoology environment arrived quite flimsy degree.

地球上的“透支”现象已十分严重,环境到了相当脆弱的程度。

The formation-types are first rearranged into four major biochores-forest, savanna, grassland , and desert.

首先把群系型重新排列成四个主要的区——森林、稀树草原、草地和荒漠。

Objective To investigate the distribution and clinical significance of aerobes in the microecosystem of ostiomeatal complex.

目的初步研究窦口鼻道复合体微系需氧菌分布及临床意义。

Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.

罗布早期的研究调查了“缺失环节古学”和早期脊椎动物的进化关系。

In this area ,the ecological environment is veryrigorous for living things,and aridness and wind and sarid are main threats.

塔克拉玛干沙漠属极旱荒漠地区，环境十分严酷，干旱和风沙为害是最主要的环境问题。

Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动研究是当今保护物学和学中最热门的课题之一。

No one knows how a sharp decrease in pteropod numbers will affect other parts of the marine ecosystem.

目前没有知道翼足类数量剧减将如何影响其他的海洋系。

Genecology The study of ecological genetics, or population genetics in relation to environment.

遗传学（种群学）：是一门研究遗传或种群遗传与环境关系的学科。

To keep ecology in balance is our duty.

保持平衡是我们的职责。

The region has been declared an ecological disaster zone.

这个地区已经宣布为灾难区。

It is the optimum ecological environment for the growth of grandifoliate planted tea trees.

具有适宜野大叶种茶树长的最佳环境。

A health restaurant wanders unhurriedly in culture, history, and oecology.

一座完全徜徉在人文与历、的养餐厅。

We all have an interest in maintaining the integrity of the ecosystem.

维持系统的完整是我们共同的利益。

Ecodeme refers to a deme occuring within a specified kind of habitat.

同群种是指出现于某种特殊境内的同群种。

There are highly sensitive and delicately balanced ecosystems in the forest.

森林里有度敏感、灵敏平衡的各种系统。

Main ecotype of xerophyte and mesophyte, and part ecotype of hygrophyte and helophyte.

类型以旱中植物为主，兼有寒冷及水和湿植物。

Mr Rosser said the barrage would cause "massive ecological disruption" and distract from alternatives.

罗瑟表示巨坝工致「大规模崩溃」，而且这计画已经偏离了选择。

Each animal has its ecological niche.

每种动物都有自己的位。

The corresponding supposal in terms of ecotourism spatial structure and resources exploration structure map are advanced.

提出“一带、三区段、十大重点旅游区”的旅游资源空间格局构想，给出资源开发格局图。

In the stream with strong bed load movement there is no benthic macroinvertebrate.

河势散乱且河床运动剧烈的支流物种丰度和密度均很低甚至为零，条件差。

Tellurian zoology " overdraw " the phenomenon is very serious already, zoology environment arrived quite flimsy degree.

地球上的“透支”现象已十分严重,环境到了相当脆弱的度。

The formation-types are first rearranged into four major biochores-forest, savanna, grassland , and desert.

首先把群系型重新排列成四个主要的区——森林、稀树草原、草地和荒漠。

Objective To investigate the distribution and clinical significance of aerobes in the microecosystem of ostiomeatal complex.

目的初步研究窦口鼻道复合体微系需氧菌分布及临床意义。

Rob's previous research has investigated the palaeobiology of "missing links" and evolutionary relationships of early vertebrates.

罗布早期的研究调查了“缺失环节古学”和早期脊椎动物的进化关系。

In this area ,the ecological environment is veryrigorous for living things,and aridness and wind and sarid are main threats.

塔克拉玛干沙漠属极旱荒漠地区，环境十分严酷，干旱和风沙为害是最主要的环境问题。

Study of metapopulation dynamics is one of the most important subjects in modern conservation biology and ecology.

复合种群动研究是当今保护物学和学中最热门的课题之一。

No one knows how a sharp decrease in pteropod numbers will affect other parts of the marine ecosystem.

目前没有人知道翼足类数量剧减如何影响其他的海洋系。