Compost Organico
Mostrando 25-28 de 28 artigos, teses e dissertações.
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25. Caracterização química de resíduos da produção de biodiesel compostados com adição mineral / Chemical characterization of residues from biodiesel production composted with mineral addiction
The production of biodiesel has in agriculture its base of sustentation. The culture of sugar cane and oleaginous species as castor oil plant after processing to obtain alcohol and vegetal oil, respectively, generates organic residues. These residues when used in agriculture in the compost form make possible the reduction of production costs and increase of
Publicado em: 2006
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26. Uso de aguapà (Eichhornia crassipes) em sistema de tratamento de efluente de matadouro e frigorÃfico e avaliaÃÃo de sua compostagem
The objective of the recent research was to evaluate the water hyacinth performance (E. crassipes), applied in situ in a slaughter house treatment system, located in the west of the Paranà state, observing the nutrients removal (nitrogen composts and total phosphorus), organic matter (COD and BOD), turbidity and suspended solids, obtaining as well data from
Publicado em: 2006
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27. Epidemiology and management of coffee (Coffea arabica L.) diseases under organic farming. / Epidemiologia e manejo de doenÃas do cafeeiro (Coffea arabica L.) sob cultivo orgÃnico
The present work aimed to study coffee diseases on organic crop system. For that, rust and black eye spot disease progress on organic and conventional crop systems were compared. The effect of nutrient sources in the disease management was evaluated and, finally, the effect of plant extracts in the protection of coffees in the organic system was tested. The
Publicado em: 2006
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28. Efeito da densidade do solo e da aplicação de composto orgânico sobre a biomassa e teores de nutrientes no milho e em atributos químicos do solo
When well utilized, organic residues lead to great benefits making organic matter and nutrients available to the soils. In this contest, the present study had the objective to verify the effect of the application of increasing dosages of organic compost on two soils submitted to different compactions. For this, three organic compost dosages were applied on 5
Publicado em: 2005