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  1. 1

    Study on energy, economic flows in strawberry production systems in Nanjing, China 由 Li, Zhengfang

    出版 1994
    Analytics

    Study on energy, economic flows in strawberry production systems in Nanjing, China
  2. 2

    A comparative study of the energy flow and efficiency analysis between an experimental farm and a traditional village in China 由 Li Zhengfang, Zheng Longxiang, Luo Wei

    出版 1986
    Analytics

    A comparative study of the energy flow and efficiency analysis between an experimental farm and a traditional village in China

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