Näytetään 1 - 2 yhteensä 2 tuloksesta haulle 'Li Zhengfang', hakuaika: 0,01s Tarkenna hakua
  1. 1

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

    Julkaistu 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 Tekijä Li Zhengfang, Zheng Longxiang, Luo Wei

    Julkaistu 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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