نتایج جستجو برای: toposequence
تعداد نتایج: 111 فیلتر نتایج به سال:
The calcification of soils and the effects of topography on this process were studied in semi-arid regions of Kermanshah. From a toposequence, based on the previous soil surveys of the region, five profiles were selected, and field studies and laboratory analyses were carried out on soils. Alluvial - colluvial fans, piedmont alluvial plains, and old plateaux were three main physiographies on th...
The soils of Gadas, object the present study, are identified on macromorphological, physico-chemical level and indices erodibility related to their properties. analyzes were carried out by standard methods. macromorphological analysis a toposequence made it possible identify five types soils: lithosols which occupy high zones landscape, colluvial (arenosols, regosols) located piedmont, alluvial...
Estabilidade de agregados dos solos em uma topossequência cultivada com cana-de-açúcar em Astorga-PR
A cana-de-açúcar têm se expandido no Brasil, principalmente sobre as áreas cultivadas com pastagens, aumentando a degradação estrutural dos solos. Diante disso, este trabalho propõe determinar estabilidade de agregados solos ao longo uma topossequência derivada arenitos da Formação Santo Anastácio, visando compreender dinâmica natural destes e interferência do manejo na sua qualidade suscetibil...
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