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Delineation of critical management areas at plot, field, and watershed scales for claypan soils
(University of Missouri--Columbia, 2010)
Water and soil are two key elements for life on this planet, and improving and preserving their quality are of prime importance. Various human actions including use of intensive chemicals in agriculture have accelerated ...
Variability of soil hydraulic properties and estimation of plant-available water on claypan-soil landscapes
(University of Missouri--Columbia, 2007)
was determined for a 1.2-m soil profile (PAW[subscript 1.2]). Plant-available water fraction values of 0.23 and 0.12 were used for the topsoil layer (assumed to be silt loam) and subsoil layer (assumed to be silty clay) textures, and the boundary between the two...