mba論文牡丹峰自然保護區(qū)嚙齒動物種群數(shù)量調查及對林木危害研究pdf

1、牡丹江師范學院碩士學位論文分類號 分類號 Q95 學校代碼 學校代碼 10233密級 公開 密級 公開 學號 學號 10233120731碩士研究生學位論文題 目 題 目: 牡丹峰自然保護區(qū)嚙齒動物種群數(shù)量調查及對林木危害研究學科門類 學科門類: 理學一級學科 一級學科: 生物學二級學科 二級學科: 動物學研究方向 研究方向: 動物生態(tài)學研 究 生 研 究 生: 董世鵬指導教師 指導教師: 樸忠萬 副教授答辯日期 答辯日期: 2015

2、年 6 月 14 日牡丹江師范學院碩士學位論文IIInvestigation of the Quantity of Rodents’ Population andTheir Harm to Forests in Mudanfeng Nature ReserveAbsractUsing night trap method to captured the rodents in Mudanfeng nature reserve,weanaly

3、sed the flora composition, population distribution, population density,community composition, community diversity, as well as the main harmful rodents’diets, the harm to the agriculture and forestry of the rodents from M

4、arch to Novemberin 2012,2013 and 2014.We put clips 3055 and captured rodents 463 in total.Weinvestigated the main vegetation types and the distribution of the rodents oftheropencedrymion,coniferous forest,bush fallow,for

5、est swamp wetland,broad-leavedforest,farmland and grassland in Mudanfeng nature reserve.The results showed thatthe Mudanfeng nature reserve could be divided into 6 kinds of ecological environmentaccording to the distribu

6、tion of vegetation. The types and amounts of the rodents indifferent ecological environment were different and their harm to agriculture andforestry was different. We found 17 kinds of rodents, 12 of which belonged to th

7、epalaearctic which occupied 93.95% of the whole flora composition. According to thepopulation density, the Clethrionomys rufocanus Sundevall and Apodemus peninsulaeThomas were the dominant species which occupied 48.16% a

8、nd 35.85% of thepopulation density respectively. Accoding to the statistics of the capture rate,Apodemus peninsulae Thomas occupied 48.164% of the community composition, andClethrionomys rufocanus Sundevall, Apodemus agr

9、arius Pallas, Rattus norvegicusBerkenhout, Sorex araneus,Eutamiassibiricus Laxmann, Pteromys volans, Sciuridae、Microtus fortis、 Micromys minutus were 35.853%, 6.911%, 3.671%, 2.195%, 1.727%,0.431%, 0.215%,0.215%,0.215% r

10、espectively. The rodents community diversity oftheropencedrymion,coniferous forest,bush fallow,forest swamp wetland,broad-leavedforest,farmland and grassland in Mudanfeng nature reserve were 5.125, 4.236, 0.9864,0.2442,