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生态学杂志 ›› 1987, Vol. ›› Issue (1): 14-19.

• 研究报告 • 上一篇    下一篇

不同治理水平盐渍化农田生态系统物质循环和能量转换的初步研究——以河北曲周试验区为例

李维炯1, 李毅民2   

  1. 1. 北京农业大学;
    2. 中国水稻研究所
  • 收稿日期:1986-04-16 出版日期:1987-02-10

Nutrient Circling and Energy Transformation in Agroecosystems of Salinized Farmland in Different Stages of Improvement

Li Weijiong1, Li Yimin2   

  1. 1. Beijing Agricultural University;
    2. Chinese Institute of Paddy
  • Received:1986-04-16 Online:1987-02-10

关键词: 叶绿素a, 降解作用, 超氧化物歧化酶

Abstract: The nutrient circling and energy transformation in the wheat-corn cropping system wasstudied in three sites with different production levels respectively in Quzhou County,Hebei Province.

Key words: Chlorophyll-a, Degradation, Superoxide dismutase