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Unpublished manuscript , Economic Growth Center , Yale University , New Haven , Conn . Gollin , D. and R.E. Evenson ( 1990 ) . ... Appendix A in Managing Global Genetic Resources Livestock . N.A.S. , Washington , D.C. National Research ... | |
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Havens , A. E. ( ed . ) . 1986. Studies in the Transformation of U.S. Agriculture . Westview Press . 319 pp . • Jarvis , L. S. 1986. Livestock Development in Latin America . The World Bank . 214 pp . | |
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