predation

It is particularly important in winter when the risks of predation are high and just one day without food can make the difference between life and death for small birds.

特别是冬季，捕食风险很高，小鸟就一天没有吃的，就得面临被饿死的境地。

Processes such as cell maintenance, uncoupling, Programmed Cell Death ( PCD), starvation, and predation are reviewed, and state-of-the-art information about these processes is summarized.

随后，分别对内源过程中的细胞维持、解偶联、程序化细胞死亡、饥饿状态、高等微生物捕食等过程作了综述，总结了其在污水生物处理领域的研究进展。

Given that China wasn't too long ago an isolated, impoverished backwater, vulnerable to predation from without and collapse from within, becoming the second most important pillar of the international system would scarcely constitute a 'loss.'

鉴于中国在不久前还是一个受孤立的贫穷落后的国家、易于遭到外部掠夺并容易从内部分崩离析，成为国际体系的第二大支柱肯定算不上失败。

An alternative explanation is defense from predation.

一个替代性解释是对被捕食的防范.

There are as well as density-dependent biological factors such as disease, predation, and intraspecific conpetition.

还有密度制约的生物因素,诸如病害 、 捕食和种内竞争等.

The predation and spatial heterogeneity on Harmonia axyridis adult to Myzus persicae were determined.

测定异色瓢虫成虫对桃蚜的捕食功能和空间异质性.

Predation is even trickier to uncover when goods are sold together.

当商品一起销售时,掠夺行为将会更难发现.

The importance of predation as an exploitation strategy may be summarized under four main categories.

捕食作用作为一种掠夺性的对策其重要意义可归纳为四个主要方面.

Now a new NZ chapter focuses on predation problems of the species introduced to that country.

现下一新纽西兰章著重于引进到那个国家的物种的捕食问题.

Three bio-methods for sludge reduction including aerobic digestion, anaerobic digestion and predation by T.

通过间歇试验得到3种生物方式(污泥好氧消化 、 厌氧消化以及颤蚓摄食)对污泥的比减量速率、污泥减量速率和污泥减量比例.

Studies on the duration of breeding season, nestling food composition and predation in nestling periods of great tit Parus major on larvae of Dendrolimus punctatus at Longshan Forest farm, Anji county, Zhejiang Province

浙北龙山林区大山雀繁殖季节持续时间、雏鸟食物组成及对松毛虫的捕食作用

The early singing may also put the males at greater risk of predation.

提早唱歌这种行为也增加了雄鸟被捕食的可能.

In the snow goose's winter habitats , the goose faces no significant natural predation.

冬天雪鹅的栖息地没有天敌.无关. 这里讨论的是狩猎跟雪鹅的数量.