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italy symposium on east african range problems 1968 lake como
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Report of a Symposium on East African Range Problems held at Villa Serbelloni, Lake Como, Italy, June 24-28, 1968
William M. Longhurst, Harold F. Heady, Rockefeller Foundation, Italy) Symposium on East African Range Problems (1968 Lake Como · Rockefeller Foundation
119 sayfa · 1968
Agriculture / Economic aspects / Range management