Continuous Cropping
Mostrando 13-14 de 14 artigos, teses e dissertações.
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13. Indicadores de sustentabilidade da produção familiar mecanizada de grãos em modalidades de plantio direto no Norte do Paraná, Brasil
Thirteen farms of the Network of References for Household Farming that use no-tillage tecnhnology in grain production were studied with regard to their economic revenues and classified according type and time of no-tillage adoption. Six of them were selected for detailed study of morphological, phisical and chemical atributes of their soils. The objective wa
Publicado em: 2007
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14. Parâmetros químicos da fertilidade de um planossolo submetido a diferentes sistemas de cultivo após dezenove anos. / Fertility Chemical parameters of the one Albaqualf submitted the different cultural systems during for nineteen years.
The inadequate management of cultural tecnics as well as the continuous use of the soil, can alter soil physical, chemical and biological properties. In order to increase crop productivity and to lower production costs without changing the soil physical and chemical properties, a field experiment with alternative cropping systems is being conducted in an Alb
Publicado em: 2006