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Efeito de herbicidas no desenvolvimento inicial de variedades de cana-de-açúcar e no controle de plantas daninhas
(Universidade Federal de São Carlos, 2015-12-18)
The chemical method of weed control is the most used in the culture of sugarcane, and studies covering not only the management of plants, but also the effect of these herbicides on crop development, especially in new ...
Avaliação dos efeitos associados dos inseticidas fipronil e imidacloprido sobre a mortalidade da abelha nativa Melipona scutellaris (Latreille, 1811)
(Universidade Federal de São Carlos, 2015-05-22)
Bees are social insects of fundamental importance to the environment, because they are responsible for pollinating more than 70% of existing agricultural crops in the world. Brazil is the country with the highest number ...
Tratamento físico-químico e cultivo de Desmodesmus subspicatus em vinhaça de cana-de-açúcar
(Universidade Federal de São Carlos, 2014-07-18)
The traditional processes of biological dispollution of agro industrial waste water use aerobic and/or anaerobic systems, which generate biomass without commercial value and inevitable effluent nutrient losses. Alternatively, ...
Análise dos efeitos de agrotóxicos sobre a espécie Scaptotrigona postica Latreille, 1807
(Universidade Federal de São Carlos, 2020-05-26)
Pollination is an important process for maintaining biodiversity, and bees are the main pollinators of most natural environments. Among the species found in Brazil, is Scaptotrigona postica Latreille, 1807, a species with ...
Biologia e manejo cultural das plantas daninhas Spermacoce densiflora DC. e Spermacoce verticillata L. (Rubiaceae)
(Universidade Federal de São Carlos, 2020-04-24)
The occurrence of the false buttonweed weed (Spermacoce densiflora DC. and Spermacoce verticillata L.) in agricultural areas, especially the known MATOPIBA region (Maranhão, Tocantins, Piauí and Bahia), has become a problem, ...
Recobrimento do solo e oferta de frutos por espécies arbóreas na restauração florestal
(Universidade Federal de São Carlos, 2017-04-03)
The approach used for forest restoration depends on the degraded ecosystem resilience. When sites have surpassed the thresholds of resilience, we need active restoration techniques, and the plantation of tree seedlings in ...
Adsorção de tiametoxam em caldo de cana-de-açúcar (Saccharum spp) por carvão ativado nanomodificado e determinação por Cromatografia Líquida de Alta Eficiência (CLAE-DAD)
(Universidade Federal de São Carlos, 2019-06-06)
The cultivation of sugarcane is one of the oldest in human civilization. In Brazil the species Saccharum officinarum is of greater importance for the sugar-alcohol sector due to its high levels of sucrose. Over time, several ...
Tratamento e desinfecção por radiação UV de efluente doméstico para uso agrícola
(Universidade Federal de São Carlos, 2018-03-26)
In the face of the water crisis, aggravated by climate change, population growth and increased demand for food, effluents reuse have been presented as an alternative to irrigate agricultural areas. However, it is common ...
Biocompósitos de liberação controlada/lenta de fertilizantes: avaliação em solo pela técnica Reflectometria no Domínio do Tempo
(Universidade Federal de São Carlos, 2018-03-23)
The use of fertilizer in agriculture is a widely used practice in the agricultural scenery.
Over the years, the need to rise productivity in the growing areas will be inevitable in
the face of population growth, reflecting ...
A importância das abelhas na visão de diferentes segmentos da cadeia produtiva do maracujá (Passiflora spp)
(Universidade Federal de São Carlos, 2017-02-22)
This work aims to evaluate the perception of the different segments of the passion fruit production chain (Passifloraceae edulis) regarding the importance of bees. This agricultural culture is responsible for generating ...