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Watermelon general and specific combining ability

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dc.creator do Nascimento, Tiago Lima
dc.creator Souza, Flávio de França
dc.creator Souza Dias, Rita de Cassia
dc.creator da Silva, Edson Ferreira
dc.date 2019-04-17
dc.date.accessioned 2023-03-30T19:35:12Z
dc.date.available 2023-03-30T19:35:12Z
dc.identifier https://comunicatascientiae.com.br/comunicata/article/view/2899
dc.identifier 10.14295/cs.v10i1.2899
dc.identifier.uri https://biblioteca-repositorio.clacso.edu.ar/handle/CLACSO/246819
dc.description The combining ability of six watermelon genotypes was estimated in a diallel cross scheme (6x6), including genotypes JNY (1), ‘ORA’ (2), ‘KOD’ (3), ‘SOL’ (4), ‘CHG’ (5), ‘PEA’ (6) and all possible hybrids between them. A randomized complete block design (RCB) was used, with 36 treatments, three blocks, and plots with five plants. The following traits were evaluated: days before female flower anthesis, main branch length, fruit mass, number of fruits per plant, yield, fruit length, fruit width, pulp firmness, soluble solids content, average rind thickness, seed length, seed width, and seed mass. The data obtained were submitted to analysis of variance, and a diallel analysis was performed according to Griffing’s experimental method I. According to the general combining ability estimates obtained, genotypes ‘KOD’ (3) and ‘JNY’ (1) were the most likely ones to produce hybrids with smaller-sized fruits and smaller seeds. The reciprocal effects confirmed that the results indicate that these genotypes should be used as pollen donors and pollen recipients, respectively. On the other hand, genotypes ‘ORA’ (2) and ‘CHG’ (5) can be used for the commercial exploitation of sliced ​​watermelons. According to the specific combining ability estimates obtained, the combinations ‘ORA’ (2) x ‘PEA’ (6), ‘ORA’ (2) x ‘JNY’ (1), ‘CHG’ (5) x ‘KOD’ (3), ‘PEA’ (6) x ‘KOD’ (3), and ‘CHG’ (5) x ‘SOL’ (4) stood out as being the genotypes most likely to produce the smallest fruits and smallest seeds. en-US
dc.description The combining ability of six watermelon genotypes was estimated in a diallel cross scheme (6x6), including genotypes JNY (1), ‘ORA’ (2), ‘KOD’ (3), ‘SOL’ (4), ‘CHG’ (5), ‘PEA’ (6) and all possible hybrids between them. A randomized complete block design (RCB) was used, with 36 treatments, three blocks, and plots with five plants. The following traits were evaluated: days before female flower anthesis, main branch length, fruit mass, number of fruits per plant, yield, fruit length, fruit width, pulp firmness, soluble solids content, average rind thickness, seed length, seed width, and seed mass. The data obtained were submitted to analysis of variance, and a diallel analysis was performed according to Griffing’s experimental method I. According to the general combining ability estimates obtained, genotypes ‘KOD’ (3) and ‘JNY’ (1) were the most likely ones to produce hybrids with smaller-sized fruits and smaller seeds. The reciprocal effects confirmed that the results indicate that these genotypes should be used as pollen donors and pollen recipients, respectively. On the other hand, genotypes ‘ORA’ (2) and ‘CHG’ (5) can be used for the commercial exploitation of sliced ​​watermelons. According to the specific combining ability estimates obtained, the combinations ‘ORA’ (2) x ‘PEA’ (6), ‘ORA’ (2) x ‘JNY’ (1), ‘CHG’ (5) x ‘KOD’ (3), ‘PEA’ (6) x ‘KOD’ (3), and ‘CHG’ (5) x ‘SOL’ (4) stood out as being the genotypes most likely to produce the smallest fruits and smallest seeds. pt-BR
dc.format application/pdf
dc.language eng
dc.publisher Federal University of Piauí en-US
dc.relation https://comunicatascientiae.com.br/comunicata/article/view/2899/798
dc.rights Copyright (c) 2019 Tiago Lima do Nascimento, Flávio de França Souza, Rita de Cassia Souza Dias, Edson Ferreira da Silva en-US
dc.source Comunicata Scientiae; Vol. 10 No. 1 (2019); 132-140 en-US
dc.source Comunicata Scientiae; v. 10 n. 1 (2019); 132-140 pt-BR
dc.source 2177-5133
dc.source 2176-9079
dc.title Watermelon general and specific combining ability en-US
dc.title Watermelon general and specific combining ability pt-BR
dc.type info:eu-repo/semantics/article
dc.type info:eu-repo/semantics/publishedVersion


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