Autor
Kains, M. G.
5
Bailey, Liberty Hyde
3
Budd, A. C.
3
Allard, Robert W.
2
Best, K. F.
2
Bonnett, O. T.
2
Campbell, J. B.
2
Chase, Agnes
2
Christopher, Everett Percy
2
Coffman, Franklin A.
2
Frankel, O. H.
2
Hayes, Herbert Kendall
2
Hitchcock, A. S.
2
Hunt, Thomas Forsyth
2
Mcquesten, L. M.
2
Piper, Charles V.
2
Sampson, Arthur W.
2
Widtsoe, John A.
2
Wolfe, T. K.
2
Adriance, Guy W.
1
Ahgren, Henry L.
1
Armstrong, S.F
1
Arnon, Isaac
1
BLACKSBURG. Virginia polytechnic institute. Department agronomy
1
Baker, C. J.
1
Baker, O. E.
1
Barkley, William D.
1
Barton, Lela V.
1
Bauer, Armand
1
Beard, B.H
1
Bennett, E.
1
Berger, Josef
1
Bohart, G. E.
1
Boken, Else
1
Bone, R. T.
1
Breemen, N. Van
1
Briggle, L. W.
1
Brison, Fred R.
1
Brown, Harry Bates
1
Burkett, Charles William
1
CENTRO internacional de agricultura tropical. CIAT
1
Caird, James
1
Candolle, Alfonso De
1
Carballo Q., A.
1
Cassel, D. Keith
1
Chadwick, L.C
1
Ciba Agrochemicals (Switzerland)
1
Cobia, David W.
1
Conference East Lansin, Michigan, Estados Unidos
1
Copeland, Lawrence O.
1
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