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生态学杂志 ›› 1990, Vol. ›› Issue (3): 24-26.

• 研究报告 • 上一篇    下一篇

陇中半干旱区农业生态系统及其综合增产技术对策研究

蔺海明, 胡恒觉   

  1. 甘肃农业大学
  • 出版日期:1990-06-10

Study on the Semi-arid Agroecosystem in Central Gansu Province and Technologlcal Countermeasures for the Comprohensiye Increasing of Production

Lin Haiming, Hu Hengjiao   

  1. Gansu Agricultural University
  • Online:1990-06-10

关键词: Bt棉花, 杀虫晶体蛋白, 光合特性

Abstract: The a groecosystem in central Gansu semi-arid regions possesses a poor stability and lowproductive level.The essential reasons are summarized in the paper according to the 3 years′study in Lumacha village in 1984—1986.A series of technological countermeasures are putforward for the comprehensive increasin g of production,and effective ways are put forwardfor the exploitation and of agricultural production in the region.

Key words: Transgenic Bt cotton, Bt toxin, Photosynthetic characters