Resultados de procura - Li, Zhengfang

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  1. 1

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

    Publicado 1994
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    Imaxe de Portada
  2. 2

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

    Publicado 1986
    Analytics


    Imaxe de Portada

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