Vertisollos
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1. Improvement of properties, and water and clay movement in vertisol-amended sand columns.
Clay amendments may improve agricultural productivity of sandy soils by increasing nutrient-and water-holding capacities. The objective of this research was to determine the effect of Vertisol amendments on infiltration rate, available water capacity, cation exchange capacity, and clay and carbon migration in sandy soil colums. Acid-washed quartz sand was pa
Pesquisa Agropecuaria Brasileira. Publicado em: 2011