Bordeaux Mixture
Mostrando 1-6 de 6 artigos, teses e dissertações.
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1. Controle alternativo do míldio e da antracnose da videira com extrato aquoso de cinamomo (Melia azedarach L.) / Alternative control of downy mildew and anthracnose of grape aqueous extract of chinaberry (Melia azedarach L.)
The objective of this study was to evaluate different concentrations of aqueous extract of chinaberry (Melia azedarach L.) on the control of downy mildew (Plasmopara viticola) and anthracnose (Elsinoe ampelina) of grapevines cvs. Isabel and Cabernet Sauvignon. For all experiments the aqueous extract of chinaberry was prepared by addition of fruit with seeds
Publicado em: 2011
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2. Qualidade de goiabas ensacadas e manejadas com diferentes produtos fitossanitários, sob manejo orgânico / Quality of guava packed and managed using different phytosanitary products under organic management
Guava fruit culture presents serious phytosanitary problems usually controlled by the intensive use of chemicals, many of which have not been approved for this purpose. The growing and indiscriminate use of agro chemicals has put the health of consumers and farmers at risk, besides causing serious environmental problems. Faced by these facts, consumers have
Publicado em: 2006
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3. O papel da experimentação no estudo do solo através do ensino de química: relações entre ensino e aprendizagem numa perspectiva construtivista / The role of experimentation in study of Soil through chemistry teaching: relationship of teaching and learning within constructivist perspective
The syllabus structure of agrarian technical teaching is characterised by excessive fragmentation of knowledge where a complete separation between the secondary school and professional teaching occurs leading to a difficulty in the development of the students capacity of relating concepts between the disciplines. This study had as objective the evaluation of
Publicado em: 2006
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4. Adsorção e dessorção de cobre em solos sob aplicação de lodo de esgoto e calda bordalesa / Adsorption and desorption of copper in soils under sewage-sludge and bordeaux mixture application
The introduction of heavy metals in soil could be effectuated in differents ways, being the applications of sewage-sludge and industrial residues the most studied of them. However, traditional agricultural practices can contribute to take metals to the soil as well, through the use of mineral fertilizers, pesticides and also organic manure.The objectives of
Publicado em: 2005
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5. Comportamento do cobre aplicado no solo por calda bordalesa / Behavior of copper applied to soil through bordeaux mixture
Apesar da preocupação atual com a contaminação do ambiente, pelo uso agrícola de resíduos industriais e urbanos, metais pesados podem ser incorporados ao solo por práticas agrícolas tradicionais como uso de fertilizantes e defensivos. Objetivando avaliar o comportamento do cobre aplicado ao solo através de calda bordalesa foram conduzidos ensaios no
Publicado em: 2005
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6. INFLUENCE OF BORDEAUX MIXTURE AND ITS COMPONENT PARTS ON TRANSPIRATION AND APPARENT PHOTOSYNTHESIS OF APPLE LEAVES1