Showing 1 - 2 results of 2 for search '"Energy and agriculture."', query time: 0.20s Refine Results
  1. 1
    Solar heating commercial greenhouses /
    by Wilson, Gerald E.
    Published 1976
    “...Energy and agriculture ;...”
    Microform Book
  2. 2
    Increasing the effectiveness of the greenhouse as a solar collector /
    by Wilson, Gerald E.
    Published 1977
    “...Energy and agriculture ;...”
    Microform Book
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