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Mostrando ítems 21-30 de 79
Nutrição e disponibilidade de nitrogênio no consórcio de milho orgânico com diferentes densidades de fabáceas
(Universidade Federal de São Carlos, 2019-02-19)
The intercropping corn with green manures of the Fabaceae family has been studied as an alternative to supply nitrogen (N), via biological fixation (NBF). Increasing soil organic matter contents and nutrient cycling. ...
Avaliação agronômica do antúrio irrigado com água de reuso
(Universidade Federal de São Carlos, 2023-05-10)
The aim of this study was to evaluate the effect of using treated domestic sewage from the Sewage Treatment Station (ETE) at CCA/UFSCar – Araras as an alternative source to commercial nutrient solutions in the cultivation ...
Obtenção de poliploides in vivo e in vitro de Brassolaeliocattleya
(Universidade Federal de São Carlos, 2022-06-28)
Cattleya is one of the genera of tropical orchids with great importance for the flower market due to the size and color of its flowers. However, problems such as its long vegetative and juvenile period, as well as the short ...
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 ...
Emprego do etanol como substituto ou adjuvante do ácido sulfúrico no tratamento das células em fermentação alcoólica contaminada por Lactobacillus fermentum
(Universidade Federal de São Carlos, 2019-05-31)
Bacterial contamination is one of the major factors to cause decrease in the fermentative efficiency in the process of bioethanol production. To control the growth of bacterial contaminants, Brazilian industries utilize ...
Aplicabilidade de índices colorimétricos no melhoramento genético da cana-de-açúcar (Saccharum spp.)
(Universidade Federal de São Carlos, 2020-07-29)
Modern techniques and equipment have proved to be of great value in accelerating the harvest and productivity of crops. This is due to precision agriculture that has evolved to improve the knowledge of the field, however, ...
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, ...
A experiência de comércio justo de agricultores familiares da cooperativa COOPFAM de Poço Fundo (MG): identificando os obstáculos e as potencialidades da transição para a agricultura de base ecológica
(Universidade Federal de São Carlos, 2012-09-15)
The present research proposes to systematize the experience of Fair Trade developed by farmers associated to a cooperative (Coopfam) and understand the obstacles and potentials of the model transition for the ecologically ...
Análise de qualidade agronômica, físico-química e sensorial em couves de folha crespa cultivada com fertilizantes orgânicos
(Universidade Federal de São Carlos, 2020-03-31)
The aim of this work was to evaluate the influence of organic fertilizers on the agronomic, physicochemical and sensory characteristics of curly kale (Brassica oleracea L. var. acephala, Darkibor). The treatments were: A, ...