Animal Photoperiodism
. By Brian Lofts. (The Institute of Biology's Studies in Biology, No. 25.) Pp. 62. (Arnold: London, November 1970.) £1.00 boards; £0.60 paper.
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SAUNDERS, D. Light, Time and Animals. Nature 230, 412 (1971). https://doi.org/10.1038/230412b0
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DOI: https://doi.org/10.1038/230412b0