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Influencia del manejo de dos suelos del trópico húmedo sobre sus propiedades químicas
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1982-04)
An Inceptisol and an Ultisol were studied in the greenhouse after previous exposure to high or low intensity of cultivation.
The Ultisol is more responsive to similar management practices than the Inceptisol, as it becomes ...
Relaciones fósforo-zinc en tres suelos ácidos de Costa Rica, 1: comportamiento en el suelo.
(Instituto Interamericano de Cooperación para la Agricultura (IICA), 1983-07)
The effects of high P and Zn applications and their interactions were studied in three acid (pH 5 .3-5.9 ) soils of Costa Rica. It was observed that as all three soils fixed P strongly, the obtained available P levels, ...