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生态学杂志 ›› 1985, Vol. ›› Issue (2): 34-37.

• 专论与综述 • 上一篇    下一篇

棉田生态与害虫

汤建国   

  1. 江西省彭泽县植保植检站
  • 收稿日期:1983-02-01 出版日期:1985-04-10

Ecology of Cotton Field and Pests

Tang Jianguo   

  1. Plant Quarantine Station of Pengze County, Jiangxi Province
  • Received:1983-02-01 Online:1985-04-10

关键词: 景观生态学, 地理信息系统, 景观分析系统, 斑块边界象素集

Abstract: This paper briefly discusses the fundamental concepts of cotton field ecosystem and illustrates the formation and succession of this ecosystem and the growth and decline patterns of pests. Based on the natural environmental characteristics of cotton planting area in Pengze County, three ecotypes are classified: 1. That of cotton field in plain area along rivers, 2. That of cotton field in hilly area of south-central part, and 3. That of cotton field in hilly and mountainous area of south-eastern part. The physiographic faunae of pests in various ecotypes and the influence of ecological factors on the genesis of pests are also discussed.

Key words: Landscape ecology, GIS, Landscape analysis system, Patch boundary pixel set