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生态学杂志 ›› 1987, Vol. ›› Issue (2): 13-17.

• 研究报告 • 上一篇    下一篇

甘肃武威地区几个树种根系的调查报告

马良清   

  1. 重庆市林业局
  • 收稿日期:1986-06-18 出版日期:1987-04-10

Root System Investigations of Some Tree Species Growing in Wuwei Prefecture, Gansu

Ma Liangqing   

  1. Chongqing Forestry Bureau
  • Received:1986-06-18 Online:1987-04-10

关键词: 地下生物量, 周转率

Abstract: When the water supply was based on natural precipitation,the tree roots distributed hori-zontally in the soil surface layer.The trees developed their taproot system if they got waterfrom underground.The roots of trees growing on irrigated land grew mainly in the layerwhere it was able to be moistened by the irrigated water.

Key words: Underground biomass, Turnover rate