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Now showing items 41-50 of 302
A agrobiodiversidade nas terras indígenas guarani Nhandewa no norte do Paraná: memória, resgate e perspectivas
(Universidade Federal de São Carlos, 2012-09-28)
The importance of the farmers themselves hold their traditional varieties of seeds becomes even more relevant to indigenous peoples, both for the richness of ethnic knowledge developed, and the rescue of these practices ...
Um estudo sobre as condições de vida e a qualidade do saneamento ambiental local como fatores de interferência para o desenvolvimento de práticas agroecológicas - um estudo de caso
(Universidade Federal de São Carlos, 2010-11-26)
The present study aimed mainly to carry out a mapping of living conditions and quality of environmental sanitation in the Assentamento Horto Loreto, SP.The objective was to determine the outcome of the inter-relation living ...
Efeito do biofertilizante no desenvolvimento de porta-enxertos de citros e na indução de resistência à gomose de Phytophthora
(Universidade Federal de São Carlos, 2011-11-09)
Among the problems faced by the plant citrus sector, stands out of Phytophthora gummosis, which affects all stages of plant development. For disease control chemicals are used, but seeking a more sustainable agriculture, ...
Proposta metodológica de medição da resiliencia agroecológica em sistemas sócio-ecológicos: um estudo de caso nos Andes colombianos
(Universidade Federal de São Carlos, 2012-08-23)
In the last tree centuries the capitalistic economic model introduced deep changes and with no precedents into the ecosystems with the aim to satisfy its own food demands, potable water, wood, fiber and energy. Those changes ...
Extratos vegetais de cana crua e a atenuação da toxidez por alumínio no crescimento inicial de cana-de-açúcar
(Universidade Federal de São Carlos, 2014-02-04)
About 70% of the area cultivated with sugarcane in Brazil are on acid soils, characterized by having severe limitations in terms of fertility. Organic acids from residues decomposition of sugarcane, due to mechanized harvest ...
Água de reúso em rabanete (Raphanus sativus L.): implicações agronômicas e sanitárias
(Universidade Federal de São Carlos, 2014-02-06)
Due to increasingly irrigation water source scarcity, treated wastewater (TWW) is becoming a more attractive by nutrients source, showing sanitary and agronomics feasibility. In this way, this research evaluated, in a ...
Valoração ecológica de áreas de preservação permanente
(Universidade Federal de São Carlos, 2011-07-15)
This dissertation uses Emergy Accounting tool, Ecosystem Functional Evaluation and System Ecology approaches to estimate the economic value of Permanent Preservation Areas in São Paulo State, Brazil. Economic values related ...
Avaliação de impactos ambientais da agroindustrialização canavieira na Cooperativa de Produção Agropecuária Vitória (COPAVI): um estudo de caso da produção de açúcar mascavo
(Universidade Federal de São Carlos, 2011-07-04)
Efeito de enzimas comerciais e naturais utilizadas na hidrólise da mandioca sobre a qualidade sensorial da tiquira
(Universidade Federal de São Carlos, 2010-11-26)
The amilaceous materials need to be hydrolyzed for the release of fermentable sugars and this process may be carried out by chemical or enzymatic way. The latter is the most efficient way for the starch conversion, however ...
Manejo da mancha preta dos citros através da utilização de agentes de controle biológico
(Universidade Federal de São Carlos, 2012-02-16)
The citrus industry faces serious problems represented by diseases that reduce the productivity and depreciate the fruits that give the appearance thereof. Among these diseases the citrus black spot caused by Guignardia ...