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Chinese Journal of Applied Ecology ›› 1994, Vol. 5 ›› Issue (2): 148-151.

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Comparative study on the agricultural management systems in black soil region of Songhuajiang River-Nenjiang River Plain of Northeast China

Liu Hongxiang1, Wang Delu1, Zhang Shujun and Zhang Xiulan2   

  1. 1. Heilongjiang Institute of Agricultural Modernization, Acadmia Sinica, Haerbin 150040;
    2. Institute of Applied Ecology, Academia Sinica, Shenyang 110015
  • Received:1991-10-23 Revised:1993-05-12 Online:1994-04-25 Published:1994-04-25

Abstract: A comparative study on the agricultural managenent systems and their optimization in the black soil region of Northeast China wassconducted.The simulation m experiment results show that combining organic-inorganic gricultural management system has the common merits of traditional agriculture and ppetroleum one.It is a suitable management system for developing Chinese agriculture and improving system productivity and nutritional cycling structure.

Key words: Nutritional cycling structure, Agricultural management system, System productivity, wheat, MCP, phosphorus fertilizer, DAP., application method