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  1. 1

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

    יצא לאור 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 מאת Li Zhengfang, Zheng Longxiang, Luo Wei

    יצא לאור 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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