Showing 1 - 7 results of 7 for search 'Downs, Robert Jack, 1923-', query time: 0.02s Refine Results
  1. 1
    Light and plants : a series of experiments demonstrating light effects on seed germination, plant growth, and plant development /

    Light and plants : a series of experiments demonstrating light effects on seed germination, plant growth, and plant development / by Downs, Robert Jack, 1923-

    Published 1961
    Government Document Book
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  2. 2
    Controlled environments for plant research /

    Controlled environments for plant research / by Downs, Robert Jack, 1923-

    Published 1975
    Book
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  3. 3
    Environment and the experimental control of plant growth /

    Environment and the experimental control of plant growth / by Downs, Robert Jack, 1923-

    Published 1975
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  4. 4
    Environment and the experimental control of plant growth

    Environment and the experimental control of plant growth by Downs, Robert Jack, 1923-

    Published 1975
    Full Text (via ScienceDirect)
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  5. 5
    Light and plants : a series of experiments demonstrating light effects on seed germination, plant growth, and plant development /

    Light and plants : a series of experiments demonstrating light effects on seed germination, plant growth, and plant development / by Downs, Robert Jack, 1923-

    Published 1966
    Search for the full-text version of this title in HathiTrust
    Government Document Book
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  6. 6
    Pitcairnioideae (Bromeliaceae) /

    Pitcairnioideae (Bromeliaceae) / by Smith, Lyman B.

    Published 1974
    Other Authors: “…Downs, Robert Jack, 1923-…”
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  7. 7
    The Bromeliaceae of Brazil /

    The Bromeliaceae of Brazil / by Smith, Lyman B.

    Published 1955
    Other Authors: “…Downs, Robert Jack, 1923-…”
    Government Document Book
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