Its conservation is key to the sustainable propagation of Antarctic species.
对它的保护对维持南极物种繁衍可持续性来说很关键。
These include the centuries-old custom of "bul", where leaders would call a temporary stop to fishing for key species in order to give fish stocks an opportunity to replenish.
这些传统包括几个世纪以来被称之为“bul”的旧习俗，领导人会要求暂停捕捞一些重要种类的鱼，给鱼类总储备量繁衍补充的机会。
Perhaps we should give special attention to the conservation of such plant species since they lack key factors in their defenses against the environmental disruption caused by pesticide use.
也许我们应该特别注意保护这类植物，因为它们缺乏关键的因素来抵御由使用杀虫剂而造成的环境破坏。
Saving these species could hold the key to the future adaptation of coral reefs to climate change, the scientists said at the project's launch today.
今天在该项目的启动仪式上科学家们说，拯救这些物种能够抓住珊瑚礁对气候变化的进一步适应的重点。
Such species may be key to the survival of their small ecosystem and their loss, even among many related species, can alter an entire ecosystem.
这些物种在其所处的小型生态系统中可能发挥着关键性的作用，一旦消失，即使还有许多相关的物种，也会导致整个生态系统发生改变。
Top predators are key to keeping populations of key species from growing too large.
大型捕食者是使主要的物种种群不会生长过大的关键因素。
The "survival of the fittest" was the key to the constant change in species.
“适者生存”是物种不断变化的关键。
To protect key species is one of the important measures for keeping healthy life of the Yellow River.
关键物种的保护是维持黄河健康的重要措施之一。
The key research field of conservation biology is to study the mechanisms of species endangering and extinct.
当前保护生物学研究的一个热点问题是物种濒危及灭绝机制的研究。
But a small patch of pristine New Zealand woodland still exists, affording the researchers the opportunity to investigate the impact of losing key pollinating species on endemic plant species.
但仍然有一片新西兰林地完好无损，使得研究人员有机会调查失去关键的授粉物种将对特有植物品种产生什么样的影响。
A tabular key to 17 species was given.
并列出17个种的表式检索表。
A key to the species and Chinese and Latin descriptions of the new species are provided.
文中列有上述种类的分种检索表和新种的中文和拉丁文描述。
Two new records of ciidae associated with stored products were morphologically described in the paper and a key to the species found in China was presented.
本文对木蕈甲科仓虫两新纪录种的形态进行了报道，并提出了已知木蕈甲科仓虫检索表。
Most species have a broad skull, which is key to a voluminous mouth.
大部分种类的鲸有着宽阔的头骨，这是拥有一个巨型大嘴的关键所在。
Some morphological terms are proposed for the first time, and a key to 6 species of Agromyza applied by the characteristics of stridulatory file is given.
首次提出了多个形态用语，并试以音锉分类为6种潜蝇作出检索表。
The present paper gives the key to the third stage larvae of the most common necrophagous flies, including 11 species, belonging to 4 families.
本文提供上海地区最常见嗜尸性蝇类三龄幼虫图解检索表，共4科11种。
The research indicated that habitat diversity was the main key factors to control bird species diversity in a certain time and space.
研究表明，在一定时空条件下，地域景观的复杂性是决定鸟类种类和数量的关键因素。
The key is to leave enough living space. Otherwise, even if humans had the ability to relocate other species, there would not be any place left to relocate them.
关键是要留给它们足够的生存空间，否则即使人类真的有能力搬动这些物种，也没有地方了。
Water is usually considered to be the key limiting factor for growth of desert plants, yet there is little information available of the water use efficiency of species within a desert community.
水分通常是影响荒漠植物生长的主要限制因子，然而当前很少有关于荒漠群落中植物水分利用效率的报道。
If people want plants to play a role in different environments, the key is option of species.
要使植物在不同的环境中发挥作用，关键在于物种选择。
Poplar is one of the main afforestation tree species in Shandong Provicne. Defining the best cutting period, afforestation density and mixed mode is the key technologies to promote biomass.
杨树是山东省主要造林树种之一，确定最佳采伐周期、造林密度、混交方式，是提高生物量的关键技术。
The key of the problem is to monitor species and concentration of Aluminum in surface and soil water.
监测地表水和土壤水中的铝形态及浓度变化是问题的关键。
Since the Gran Chaco forest, a key habitat to the species' reproduction, is largely threatened, strong conservation action is needed to halt and reverse forest loss in this region.
由于这个物种的核心繁殖场所格兰查科森林已经严重受到威胁，这个地区需要采取有力的保护行动来制止和扭转森林的丧失。
A tabular key is provided to facilitate species identification in the group of lack of a distinctly offset, rounded oesophageal bulb in this genus.
提供了一个表格式检索表，以助鉴定和比较该属缺乏明显界定食道后球的一个种组。
Altogether 148 species of 64 genera belong to 9 families on ornamental plants were recorded and narrated. Identification key for aphids and their hosts were made respectively.
首次系统全面记述了北京地区观赏植物上的蚜虫种类，共计9科64属148种，列出了蚜虫种类与寄主植物的系统检索表。
The division of site type and selection of resistant species are key techniques to afforestation of matching trees with site conditions in semiarid sand area.
立地类型划分与抗逆树种选择是半干旱风沙区适地适树造林的技术关键。
The example evaluation shows that the species and pack to fill rate of the building material and air commutation rates is a key factor to decide the indoor air quality.
实例计算表明，建筑材料的品种、装填率以及空气交换率是决定室内空气质量的关键因素。
The example evaluation shows that the species and pack to fill rate of the building material and air commutation rates is a key factor to decide the indoor air quality.
实例计算表明，建筑材料的品种、装填率以及空气交换率是决定室内空气质量的关键因素。
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