Browsing by Subject "Suelo"

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Adsorcao de nitrato em Latossolos sob vegetacao de cerrado

Velloso, Ary Carlos Xavier (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1975-10-01)

Adsorption of nitrate by nine oxisols collected in cerrados (savannah) from Brazil was measured in solutions containing graded amounts of KNO, Nitvate adsorp-tion for B-horizons varied from 0.11 mmol/100 g for soil suspensions ...
Conductividad capilar de un suelo derivado de cenizas volcánicas

Millar, A.A. (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1975-10-01)

Resumen. Se presenta la conductividad capilar de un suelo de ceniza volcánica chilena en función del potencial mátrico y el contenido volumétrico de agua. Se encontró un movimiento lento del agua a pesar de la alta retención ...
Suelos volcánicos de Nicaragua, 2: Contenido y distribución de azufre

Burbano O., H.; Blasco L., M. (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1975-10-01)

The studied soils are derived from volcanic materials and belong to the Pacific Region of Nicaragua. They have high temperatures (22–37°C) and annual rainfall fluctuations between 900 and 1,900 mm, belonging to the very ...