Yield and quality of seeds of lettuce genotypes produced under organic management.

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dc.contributorJosiany Thamara Alves Souza, Universidade Federal de Minas Gerais. Instituto de Ciências Agrárias.; Cândido Alves da Costa, Universidade Federal de Minas Gerais. Instituto de Ciências Agrárias.; Delacyr da Silva Brandão Junior, Universidade Federal de Minas Gerais. Instituto de Ciências Agrárias.; João Batista de Campos Menezes, Universidade Federal de Minas Gerais. Instituto de Ciências Agrárias.; WARLEY MARCOS NASCIMENTO, CNPH; Wesley José Cardoso, Universidade Federal de Minas Gerais. Instituto de Ciências Agrárias.
dc.creatorSOUZA, J. T. A.
dc.creatorCOSTA, C. A. da
dc.creatorBRANDÃO JUNIOR, D. da S.
dc.creatorMENEZES, J. B. de C.
dc.creatorNASCIMENTO, W. M.
dc.creatorCARDOSO, W. J.
dc.date2019-12-26T18:14:39Z
dc.date2019-12-26T18:14:39Z
dc.date2019-12-26
dc.date2019
dc.date2019-12-26T18:14:39Z
dc.date.accessioned2026-07-07T04:07:46Z
dc.descriptionLettuce is one of the main vegetable species used in organic production. However, studies and research in the organic area are scarce. This study aimed to evaluate the yield and quality of seeds of lettuce genotypes produced in two consecutive years under an organic management system. Two plantations were installed under open field conditions corresponding to autumn/winter in 2016 and 2017. Ten lettuce genotypes were evaluated in four replications using a biofertilizer made from swine manure in the management and manual harvesting of seeds. Evaluations consisted of seed yield (in kg.ha−1), physical test (1000-seed weight), and germination and vigor test (first germination count, germination rate index, and seedling dry matter). The genotype Cubana and two Grand Rapids had higher yields under the tested conditions. Higher seed weights were recorded in 2017. Both genotypes Grand Rapids reached the minimum germination standard established for commercialization (80%). Vanda and AC 5058 showed a better performance for germination rate index and first germination count, while Cinderela had a better seedling dry matter. These varieties were promising for organic cultivation.
dc.identifierJournal of Seed Science, v.41, n. 3, p. 352-358, 2019.
dc.identifier2317-1545
dc.identifierhttp://www.alice.cnptia.embrapa.br/alice/handle/doc/1117670
dc.identifier.urihttp://hdl.handle.net/123456789/452411
dc.languageeng
dc.rightsopenAccess
dc.subjectGrand Rapids (genótipo comercial de alface)
dc.subjectMônica (genótipo comercial de alface)
dc.subjectCinderela (genótipo comercial de alface)
dc.subjectGrand Rapids (genótipo de alface da Embrapa)
dc.subjectCubana (genótipo de alface da Embrapa)
dc.subjectVanda (genótipo de alface da Embrapa)
dc.subjectAC 5058 (genótipo de alface da Embrapa)
dc.subjectAC 5053 (genótipo de alface da Embrapa)
dc.subjectAC 5056 (genótipos de alface da Embrapa)
dc.subjectAlface
dc.subjectAgricultura Orgânica
dc.subjectProdução Orgânica
dc.subjectSemente
dc.subjectTeste de Sementes
dc.subjectBiofertilizante
dc.subjectGenótipo
dc.subjectBanco de Germoplasma
dc.subjectLettuce
dc.subjectOrganic foods
dc.subjectBiofertilizers
dc.subjectSeeds
dc.subjectOrganic production
dc.subjectGene banks
dc.titleYield and quality of seeds of lettuce genotypes produced under organic management.
dc.typeArtigo de periódico

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