Showing 1 - 20 results of 67 for search '', query time: 0.05s Refine Results
  1. 1

    Nitrogen fixation research progress / by Couto, Guilherme N.

    Published 2008
    Book
  2. 2
  3. 3

    Nitrogen in agricultural systems /

    Published 2008
    Book
  4. 4

    Methods for evaluating nitrogen fixation by nodulated legumes in the field /

    Published 1989
    Book
  5. 5
  6. 6
  7. 7

    Alfalfa : fijación de nitrógeno y decadencia de los alfalfares.

    Published 1979
    Conference Proceeding Book
  8. 8

    Fertilización de cultivos y pasturas /

    Published 2008
    Book
  9. 9

    Informe del taller de trabajo sobre fijación biológica de nitrógeno.

    Published 1983
    Conference Proceeding Book
  10. 10

    Recent developments in biological nitrogen fixation research in Africa : Proceedings /

    Published 1994
    Conference Proceeding Book
  11. 11

    Ecología microbiana del suelo / by Frioni, Lillián

    Published 1990
    Book
  12. 12

    Introducción a la microbiología del suelo / by Alexander, Martin

    Published 1980
    Book
  13. 13

    The Current State of knowledge on Prosopis juliflora /

    Published 1988
    Book
  14. 14

    Fisiología de los cultivos / by Evans, L. T.

    Published 1983
    Book
  15. 15

    Praderas y forrajes : producción y aprovechamiento / by de Muslera Pardo, Enrique

    Published 1984
    Book
  16. 16

    Nitrogen in agricultural soils /

    Published 1985
    Book
  17. 17

    Genetic engineering for nitrogen fixation /

    Published 1979
    Book
  18. 18

    Alfalfa science and technology /

    Published 1972
    Book
  19. 19

    Ciencia y tecnología de la alfalfa /

    Published 1980
    Book
  20. 20

    Chemistry and biochemistry of herbage /

    Published 1973
    Book