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生态学杂志 ›› 1995, Vol. ›› Issue (6): 54-56,73.

• 研究报告 • 上一篇    下一篇

牛背鹭种群扩张析

文祯中   

  1. 河南省信阳师范学院生物系, 464000
  • 收稿日期:1994-09-30 修回日期:1994-11-23 出版日期:1995-12-10

Population Dispersion of Cattle Egret

Wen Zhenzhong   

  1. Department of Biology, Xinyang Teacher's College, 464000
  • Received:1994-09-30 Revised:1994-11-23 Online:1995-12-10

关键词: PROSPECT+SAIL模型, 生化参数, 植被指数, PSO算法, 代价函数

Abstract: Based on a vast amount of literature and the author's researches,the main causes for the gradualdispersion of cattle egret population around the world and its relations with trophic differentiation are analysed and summarized in the paper.

Key words: PROSPECT+SAIL model, biochemical parameter, vegetation index, particle swarm optimization (PSO) algorithm, cost function.