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  1. 81
    Published 1987
    Book
    Évaluation de la recherche agricole á l'échelle nationalen : compte rendu d'un atelier tenu á Singapour du 7 au 9 juillet 1986 /
  2. 82
    by Hewitt de Alcántara, Cynthia
    Published 1976
    Book
    Modernizing Mexican agriculture : socioeconomic implications of technological change, 1940-1970 /
  3. 83
    Published 1975
    Book
    The Assault on world poverty : problems of rural development, education, and health /
  4. 84
    by Green, D. A. G. (David A. G.)
    Published 1974
    Book
    Ethiopia : an economic analysis of technological change in four agricultural production systems /
  5. 85
    by Thornley, J. H. M.
    Published 2007
    Book
    Mathematical models in agriculture : quantitative methods for the plant, animal and ecological sciences /
  6. 86
    Published 1975
    Conference Proceeding Book
    Report of the Canadian Agricultural Outlook Conference 1975 /
  7. 87
    Published 2007
    Book
    Biodiversity in agricultural production systems /
  8. 88
    Published 1997
    Book
    Economic accounts for agriculture = Comptes économiques de l'agriculture.
  9. 89
    by Widdowson, R. W.
    Published 1993
    Book
    Hacia una agricultura holística : un enfoque científico
  10. 90
    by Seymour, John, 1914-2004
    Published 2004
    Book
    Guía práctica de la vida autosuficiente /
  11. 91
    by Doolittle, William Emery
    Published 2004
    Book
    Canales de riego en el México prehistórico : la secuencia del cambio tecnológico /
  12. 92
    by Phillips, S. H. (Shirley H.)
    Published 1979
    Book
    Agricultura sin laboreo : labranza cero
  13. 93
    Book
    A handbook of tropical agriculture.
  14. 94
    Published 1968
    Conference Proceeding
    Proceedings de los productores de Ruakura.
  15. 95
    by Chomitz, Kenneth M.
    Published 2007
    Get full text
    Book
    ¿Realidades antagónicas? : expansión agrícola, reducción de la pobreza y medio ambiente en los bosques tropicales /
  16. 96
    by Tannenbaum, Frank, 1893-1969
    Published 1929
    Book
    The Mexican agrarian revolution /
  17. 97
    by De Kruif, Paul, 1890-1971
    Published 1942
    Book
    Hunger fighters
  18. 98
    Published 2007
    Book
    World development report 2008 : agriculture for development.
  19. 99
    Published 1995
    Book
    Land evaluation for sustainable agriculture for Mexico : seminar/workshop, Centro Internacional de Mejoramiento de Maiz y Trigo, El Batan, Estado de México (CIMMYT), Agosto 11-14 de 1993 /
  20. 100
    by Shaner, W. W. (Willis W.)
    Published 1982
    Book
    Farming systems research and development : guidelines for developing countries /
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