Archive image from page 43 of Physiology of tree crops; proceedings Physiology of tree crops; proceedings of a symposium held at Long Ashton Research Station, University of Bristol, 25-28 March 1969; diliyusumiao00baol Year: 1970

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Photo credit: © Bookend / Alamy / Afripics
License: Licensed
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Keywords: archive, book, drawing, historical, history, illustration, image, page, picture, print, reference, vintage