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Incidencia de Azospirillum en algunas gramíneas del tropico subhúmedo cálido de México
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1983-01)
Number and identification of Azospirillum species were determined in the rhizosphere and roots of maize in 3 different biasses (l anicum maximum, Hyparremia tufa and Cynodon dactylon) collected in the field We observed ...
Efecto de diferentes poblaciones de maíz (Zea mays) en la producción de raíces de yuca (Manihot esculenta) al cultivarlos en asocio, 2: aspectos económicos [cultivo múltiple].
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1983-07)
The economic efficiency and price sensitivity of cassava intercropped with maize in six different plant densities and two fertilization treatments were evaluated. This evaluation was part of an experiment done in hirrialba, ...