R. A. Leng (Leng, R. A.)

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  Application of Biotechnology to Nutrition of Animals in Developing Countries
  by Food and Agriculture Organization of the United Nations, R. A. Leng
  Hardcover, Food and Agriculture Organization of the United Nations, ISBN 9251030359 (92-5-103035-9)
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  Biotechnology and Recombinant DNA Technology in the Animal Production Industries
  by R. A. Leng
  Softcover, University of New England, ISBN 0858345943 (0-85834-594-3)
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  Bloat: Proceedings of a Symposium Held at the University of New England, Armidale, N.S.W., Australia, August, 1973
  by Commonwealth Scientific and Industrial Research Organization (Australia), Australia Armidale, R. A. Leng, J. R. McWilliam
  Hardcover, s.n., ISBN 0858340496 (0-85834-049-6)
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  Drought and Dry Season Feeding Strategies for Cattle, Sheep and Goats
  by R. A. Leng
  Softcover, Tenambul Books, ISBN 0867740132 (0-86774-013-2)
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  Matching Ruminant Production Systems with Available Resources in the Tropics and Subtropics
  by T. R. Preston, R. A. Leng
  Softcover, Penambul Books, ISBN 0958829012 (0-9588290-1-2)
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  Roles of Protozoa and Fungi in Ruminant Digestion
  by R. A. Leng, J. V. Nolan
  Softcover, University of New England, ISBN 0858347830 (0-85834-783-0)
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  Tree Foliage in Ruminant Nutrition
  by R. A. Leng
  Hardcover, Bernan Assoc, ISBN 9251040869 (92-5-104086-9)