期刊文献+

相岭山系冕宁冶勒自然保护区大熊猫—竹子种群数学模型的研究

下载PDF
导出
摘要 本文对袁重桂,张洪德(1990)提出的大熊猫-竹子种群的数学模型做了较大的改进,加入了修正项(m-x)y^2/km得到新模型x^·=rx-ix-ax^2-cy,y^·=by-ey^2-(m-x)y^2/km其中的生命系数是作者在冕空县冶勒自然保护区作实际资料收集统计得来的,并将a作为参数,当改变参数a时,正平衡点B是稳定的焦点或不是稳定的焦点;分支值a0存在于一个很小的区间,模型的相图的基本结构发生了较大的变化,出现了一个稳定的极限环。
出处 《生物数学学报》 CSCD 2002年第2期165-172,共8页 Journal of Biomathematics
  • 相关文献

参考文献10

  • 1Jinchu bu. Habitating Environmentof Giant Pandas and Food Base, A special topic of zoology[M]. Beijing: Beijing UniversityPress, 1991.
  • 2Smith J M. Ecological Model[M]. Shanghai: Science Publishing House, 1979.
  • 3Chonggui Yuan, Jinchu Hu, Hongde Zhang, Sai dong. The Mathematical Model of thePopulation betteenGiant Pandas and Bamboos, and its Application in Shed 5.1, BiologicalResearch and Development of GiantPandas[M]. Science&Technology Press, Chengdu: SichuanProvince. 1990:187-222.
  • 4Hongde Zhang, Chonggui Yuan, jinchu Hu. A Qualihve study of a Mahtematial Model ofthe Population between Giant Pandas and Bamboos[J]. Journal of SichuanTeachers' College.(Natural Science), 1992, 13:25-29.
  • 5Guang yang, Hongde zhang. A Study of the Mathematical Model the Dynamic Relationsbetween Giant Pandas and Two Kinds of Pood Bamboos in Liang-shan Moumtains[J]. Journal ofBiomathematics. 1993.8(4):177-185.
  • 6Jinchu Hu. Giant pandas'Behavior of Seeking Food and the Capacity of Pandas afterthe Blossom of Bamboos[J]. Journal of Sichuan Teachers' College. (Nature science ), 1990,13:25-29..
  • 7Ruyong Sun. Eclogical Principle of Animals (second edition)[M]. Beijing: BeijingNormal University Press 1992.
  • 8Elton. C. and Nicholson, M. The ten Year Cycle in number of the Lynx in Canada[J].Tour Anim Ecol. 1942, 11(2): 215-244.
  • 9Lansun, Chen. Mathematical-EcologicalModel and Reseach Method[M]. Beijing: SciencePublishing House 1988.
  • 10Zhien, Ma. Mathematical Model to Build and Research of Population Ecology[M].Hefei: Anhui EducationalPress. 1996.

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部