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Now showing items 41-50 of 52
Produção de mudas de duas espécies de gramíneas nativas para restauração do Cerrado
(Universidade Federal de São Carlos, 2019-04-30)
The Brazilian Cerrado is a mosaic of vegetation types, raging from grasslands to forests. Cerrado has been converted and degraded by anthropogenic activities, increasing the need for ecological restoration in many areas. ...
Podridão abacaxi da cana-de-açúcar: reação de variedades, controle químico e diversidade patogênica
(Universidade Federal de São Carlos, 2019-05-22)
Brazil is the world's largest producer of sugarcane, and its main products are sugar, ethanol and biomass. With the high demand for its products, there was a need to plant it all year round. Thus sugarcane pineapple disease, ...
Estrutura espacial de sistemas agroflorestais na paisagem rural de um município na Amazônia matogrossense
(Universidade Federal de São Carlos, 2019-02-18)
In this work, the spatial structure of agroforestry systems (AFS) is placed as a subject of study, with emphasis on the landscape of the municipality of Terra Nova do Norte-MT, belonging to the Amazonian biome. The objective ...
Currículo e o ensino de ciências nos anos iniciais do ensino fundamental: implicações na prática docente
(Universidade Federal de São Carlos, 2019-02-21)
The present research deals with an empirical investigation, which aims to understand the process of the curriculum of Sciences’ development, of the initial years of elementary school, in a municipal public school of ...
Extração de quitosana a partir de resíduo de camarão e seu efeito sobre leveduras do bioetanol
(Universidade Federal de São Carlos, 2019-01-18)
Chitosan is a biopolymer widely used in agriculture and in the food, medical and pharmaceutical industries. It is obtained by the deacetylation of chitin, extracted from the carapace of crustaceans or fungal mycelia. Despite ...
Alfabetização Científica e Tecnológica na formação inicial de professores de química
(Universidade Federal de São Carlos, 2019-02-26)
The Scientific and Technological Literacy (ACT) has been much discussed in Science Teaching and, little by little, is being inserted as a purpose in the curricula of basic education. However, higher education still lacks ...
Impactos do manejo agrícola em perfis de latossolos e nos ambientes de produção de cana-de-açúcar
(Universidade Federal de São Carlos, 2019-02-28)
The agricultural management influences soil chemical attributes and sugarcane productivity. Are the changes enough to affect the soil fetility and the soil chemicals pedologyc parameters to implies changes in the pedologyc ...
Caracterização de agroecossistemas utilizados por agricultores familiares em comunidades rurais no Portal da Amazônia - Mato Grosso: agrobiodiversidade, alimentação e geração de renda
(Universidade Federal de São Carlos, 2019-02-14)
The human relationship with production systems has occurred since remote times, but conventional models have generated degradation of ecosystems, increasing the search for systems that favor agrobiodiversity. The objective ...
Caracterização socioeconômica e estudo da valoração dos quintais rurais no município de Marituba, PA
(Universidade Federal de São Carlos, 2019-02-28)
In the context where one can perceive the great clusters of cities problems related to reduced space, urban swelling, environmental degradation; pollution of soil, water and air, and social problems of income and food ...
Produção de ácidos orgânicos radiculares de cana-de-açúcar submetida ao estresse por alumínio
(Universidade Federal de São Carlos, 2019-03-01)
There are prospects of increases in the productivity of the sugarcane crop with the suitability of the varieties to the edaphoclimatic zoning. Several restrictions on the expression of the genetic potential of the varieties ...