633.2
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International Grassland Congress (14 : june 15-24, 1981 : Lexington, Kentucky)
Proceedings of the XIV International Grassland Congress : held at Lexington, Kentucky, U.S.A., June 15-24, 1981 / edited by J. Allan Smith and Virgil W. Hays.
— Boulder : Westview Press, c1983. xviii, 878 p. : il. ; 29 cm.
ISBN 086531280X
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