Autor
Agronomy, science in action Chicago, Illinois, Estados Unidos)
1
Agronomy-solving problems, serving people Fort Collins, Colorado, Estados Unidos)
1
American Society of Agronomy
2
Bertrand, Anson Rabb,
1
Johnson, Ann D.,
Kral, David M.
1
Kral, David M.,
1
Mitchell, Roger L.
1
Nauseef, Judith H.,
1
Pesek, John T.,
1
Rautenstraus, R. C.,
1
Stelly, Matthias,
1
Stelly,Matthias
1