Effects of different forest management alternatives on Sciurus vulgaris habitat;
不同森林管理预案对松鼠生境的影响
The Hoarding Site Character of Sciurus vulgaris and Nucifraga caryocatactes in Liangshui Nature Reserve;
凉水自然保护区松鼠与星鸦对红松种子分散贮藏的特征分析
Behaviors of seed consuming and hoarding behaviors on Korean Pine (Pinus koraiensis) of 4 species,Sciurus vulgaris,Eutamias sibiricus,Nucifraga caryocatactes and Sitta europaea,were observed at compartment 19th in Liangshui National Nature Reserve from Oct.
于2005年10月1~7日,采用全时焦点观察法研究了黑龙江凉水国家级自然保护区19林班原始红松林内松鼠(Sciurus vulgaris)、星鸦(Nucifraga caryocatactes)、花鼠(Eutamias sibiricus)和普通(Sitta europaea)4种昼行性动物取食和贮藏红松种子的行为。
Comparative Studies on the Seasonal Changes of Some Eco-physiological Indices of Red Squirrels, Sciurus vulgaris mantchuricus, in Northeast Forestry Region, China;
松鼠几项生态生理指标季节变化的比较
Study on the Strategy of Nutritional Adaptation in Red Squirrels(Sciurus vulgaris mantchuricus);
东北松鼠营养适应对策研究
The Comparison of the Differences of Dish Cooking for Different Use——Using "Sweet and Sour Squirrel Mandarin Fish" as a Model;
基于不同用途的菜肴制作差异比较——以“松鼠鱼”为例
In order to select the best method to extract DNA from faeces of gray squirrel(Sciurus vulgaris),the PCR was used to detect sex determining region of the Y gene(SRY) so as to determine the sex ratio of the animals in the region of Sun Island.
采用已优化的硫氰酸胍-硅藻土法提取乙醇保存的灰松鼠粪便DNA,PCR检测sry基因,从而确定灰松鼠的性别比例。
Population Dynamics of Dremomys pernyi and Callosciurus erythraeus in the Protective and Non-protective Pine Forests at Different Ages;
珀氏长吻松鼠和赤腹松鼠在保护区与非保护区各年龄松林内的种群动态
Studies and Control of Callosciurus erythraeus;
赤腹松鼠及其危害防治的研究
Based on examining 401 specimens of Callosciurus erythraeus in Southern China, we find there are distinct differences between the new subspecies on Callosciurus erythraeus zhaotongensis which distributes in Zhaotong Area, Northeastern Yunnan and other subspecies of Callosciurus erythraeus.
在查对中国南部赤腹松鼠标本(401号)的基础上,发现分布于云南东北部昭通地区的赤腹松鼠与赤腹松鼠其他亚种有明显的区别。
Food-hoarding behaviour of David s rock squirrel Sciurotamias davidianus;
岩松鼠的食物贮藏行为(英文)
Then this method is applied to the groundwater quality assessment of Songshuling,Zhejiang Province.
对模糊综合评价法的确定因子集、评价集、隶属函数和权重集等模糊集合等方法原理进行了系统的介绍,并将其应用于浙江省松鼠岭地下水水质环境质量评价,对单因子评价法、国际F值评价法和模糊综合评价结果进行了对比分析,说明模糊综合评价法是一种较实用的地下水水质评价方法。
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