pikas

The Research on Population Dynamics and Population Statistical Features of Plateau Pikas

高原鼠兔种群动态与种群统计特征研究

Analysis of acoustic characteristics of calls of plateau pikas

草原鼠兔呜叫声的观察和声学特征分析

Influence of Artificial Food on Stable Carbon and Nitrogen Isotope Composition of Plateau Pikas

人工食物对高原鼠兔稳定性碳和氮同位素组成的影响

The relationship of the harvesting behavior of plateau pikas with the plant community

高原鼠兔刈割行为与栖息地植物群落的关系

Influence of predation risk on selection of food sizes for plateau pikas

捕食风险对高原鼠兔食物大小选择的影响

Impacts of plateau pikas on soil organic matter and moisture content in alpine meadow

高原鼠兔对高寒草甸土壤有机质及湿度的作用

Time Allocation of Territorial Activity and Adaptations to Environment of Predation Risk by Plateau Pikas

高原鼠兔领域行为时间分配格局及其对风险环境适应的探讨

Effects of Temperature and Photoperiod on Maximum Metabolic Rates in Plateau Pikas and Root Voles

温度和光周期对高原鼠兔和根田鼠最大代谢率的影响

This article showed the test of using staphylococcus bowel toxin model A and B to kill plateau Pikas .

本文报道了用A、B型葡萄球菌肠毒素杀灭高原鼠兔的试验。

Feng Yongfeng : Please release pikas for the sake of large grass plains !

冯永锋：为了大草原，请放过鼠兔吧！

In many mountain ranges , animals like pikas and birds may actually gain ground when they head uphill , the study shows .

研究表明，在许多山脉，像兔鼠类及鸟类动物向山上迁徙的过程中会争夺地盘。

Prior to the breeding season , adult male pikas moved significantly more frequently above-ground than did females .

繁殖早期，成年雄体地面活动频率大于成年雌体。

Tissue Specific Expression of Plateau Pikas ( Ochotona curzoniae ) HIF-1 α mRNA Under Normal Oxygen

常氧下高原鼠兔HIF-1αmRNA的表达

Pikas like it cool .

兔鼠喜欢它的凉爽。

Comparative Study of Alveolar Surfactant in Plateau Pikas and Emigrated Rats Measurement of Alveolar Surfactant After Anatoxins-induced Lung Injuries

高原鼢鼠、鼠兔肺表面活性物质的研究鹅膏毒肽染毒后大鼠肺表面活性物质的测定

It is one of the adaptive strategies to high altitude environment that the pikas maintain constant body temperature by means of the regulation of RMR and NST .

高原鼠兔通过RMR与NST的调节，维持恒定的体温，是对高原地区气温变化的适应性对策之一。

Pikas and extinct forms .

鼠兔及其灭绝的种类。

The maximum longevity of boreal pikas is 7 years , which is more than two times that of plateau pika , i.e. 3 years ;

北美鼠兔寿命为高原鼠兔的2倍，北美鼠兔最长寿命为7年，高原鼠兔最长寿命为3年；

No significant seasonal variation was observed in moving distance and moving frequency of female plateau pikas in low density population , whereas moving distance and frequency varied significantly for males .

低密度种群内，雄性高原鼠兔的地面移动距离和频次均呈显著的季节性差异，而雌性高原鼠兔的差异不显著；

When we match the largest food item with other smaller food items respectively and present matched food items to plateau pikas , the patterns of selection for food items change as the current environment change .

将大食物与小食物项目配对并供高原鼠兔选择时，食物项目的利用率视环境状况而不同。

The young pikas which were borned from May to August were marked as L_1 , L_2 , L_3 , L_4 by the method of cohort .

采用种群统计学中同生群的划分方法，将5～8月份出生的幼体依次记为L1、L2、L3、L4。

Population size dynamics and population statistics features of plateau pikas ( Ochotona curzoniae ) are researched in this paper , v / hich supplies population ecology research of plateau pikas with important parameters .

本论文研究了高原鼠兔（Ochotonacurzoniae）种群数量动态和种群统计特征，为高原鼠兔种群生态学研究提供了重要参数。

When body weights of young pikas reached the level of adults , minimum metabolic rate was higher than the value predicted by Kleiber , and thermal conductance was lower than the value predicted by Bradey-Deavers .

体重达到成体水平后，最低代谢率高于同体重的Kleiber期望值，热传导率低于同体重的Bradley-Deavers期望值。

From April to August of 2002 , the population reproductive ecology of plateau pikas ( Ochotona curzoniae ) were studied in the Haibei Research Station of Alpine Meadow Ecosystem by mark-recapture method .

2002年4月至8月，在中国科学院海北高寒草甸生态系统定位站附近，采用标志重捕法对高原鼠兔的繁殖特征进行了研究。

The result indicated that ① photoperiod had no effect on MMR of plateau pikas , but cold induced its increase ( P < 0 01 ), and temperature was the main physiological cue for seasonal variation in MMR ;

结果表明在高原鼠兔中，光周期对MMR的影响较小，而低温可显著地导致MMR的增加（P<001），由此提出温度是高原鼠兔MMR季节性变化的主要生理信号；

Time allocation of activities on the surface and in burrows , and the frequencies of entering and emerging from burrows were compared by age and gender in plateau pikas ( Ochotona curzoniae ) using directly observations in the field .

采用直接观察法测定了高原鼠兔地面、洞道活动时间及进、出洞频率。