Development of an electronic controller for lettuce production in greenhouses

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (Unesp)-
Autor(es): dc.contributorInst Fed Santa Catarina-
Autor(es): dc.contributorUniversidade Federal de Santa Catarina (UFSC)-
Autor(es): dc.creatorMarques Filho, Aldir Carpes [UNESP]-
Autor(es): dc.creatorRodrigues, Jean Paulo-
Autor(es): dc.creatorSartorio de Medeiros, Simone Daniela-
Autor(es): dc.creatorRodrigues de Medeiros, Sergio Ricardo-
Data de aceite: dc.date.accessioned2022-02-22T00:54:27Z-
Data de disponibilização: dc.date.available2022-02-22T00:54:27Z-
Data de envio: dc.date.issued2021-06-25-
Data de envio: dc.date.issued2021-06-25-
Data de envio: dc.date.issued2020-07-01-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/208799-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/208799-
Descrição: dc.descriptionThe objective of this study was to develop an electronic controller for microclimate control in greenhouses, as well as to verify if the automated control system affects the productivity of two varieties of lettuce Lactuca sativa. The control system was developed based on the Atmega 2560 and compatible transducers. An experimental field analysis was carried out over a production cycle for two lettuce varieties. The experimental results showed that the designed equipment worked according to the implemented programming algorithm. However, the ventilation, nebulization and shading actuators did not control environmental variables, due to under sizing. The irrigation process was correctly controlled throughout the experimental period. The electronic controller promoted increase in the productivity of lettuce varieties. There was increase of 28% in total fresh weight; 10% in stem diameter; 7 and 8% in height gain and average diameter, respectively.-
Descrição: dc.descriptionUniv Estadual Paulista, Campus Botucatu, Botucatu, SP, Brazil-
Descrição: dc.descriptionInst Fed Santa Catarina, Campus Florianopolis, Florianopolis, SC, Brazil-
Descrição: dc.descriptionUniv Fed Santa Catarina, Campus Florianopolis, Florianopolis, SC, Brazil-
Descrição: dc.descriptionUniv Estadual Paulista, Campus Botucatu, Botucatu, SP, Brazil-
Formato: dc.format65-72-
Idioma: dc.languageen-
Publicador: dc.publisherUniv Estadual Mato Grosso Sul-
Relação: dc.relationRevista De Agricultura Neotropical-
???dc.source???: dc.sourceWeb of Science-
Palavras-chave: dc.subjectArduino-
Palavras-chave: dc.subjectlettuce-
Palavras-chave: dc.subjectplant physiology-
Palavras-chave: dc.subjectmicro-controllers-
Título: dc.titleDevelopment of an electronic controller for lettuce production in greenhouses-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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