Effect of salt stress on muskmelon (Cucumis melo L.) seeds

Cucumis melo is one of the most appreciated and consumed vegetables in the world, however, producing areas have been suffering from increased salinity in irrigation water. Therefore, accesses of melon, from the germplasm bank of the Federal Rural Semi-Arid University (UFERSA), were tested for salini...

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Main Authors: Fernando Henrique Alves da Silva, Patrícia Lígia Dantas de Morais, Antonia Tamires Monteiro Bessa, Maria Valdete da Costa, Allinny Luzia Alves Cavalcante, Salvador Barros Torres, Maria Daniela Freitas de Oliveira, Larissa Martins Brito e Silva
Format: Article
Language:English
Published: Kassel University Press 2019-12-01
Series:Journal of Agriculture and Rural Development in the Tropics and Subtropics
Subjects:
Online Access:https://jarts.info/index.php/jarts/article/view/20191212865
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author Fernando Henrique Alves da Silva
Patrícia Lígia Dantas de Morais
Antonia Tamires Monteiro Bessa
Maria Valdete da Costa
Allinny Luzia Alves Cavalcante
Salvador Barros Torres
Maria Daniela Freitas de Oliveira
Larissa Martins Brito e Silva
author_facet Fernando Henrique Alves da Silva
Patrícia Lígia Dantas de Morais
Antonia Tamires Monteiro Bessa
Maria Valdete da Costa
Allinny Luzia Alves Cavalcante
Salvador Barros Torres
Maria Daniela Freitas de Oliveira
Larissa Martins Brito e Silva
author_sort Fernando Henrique Alves da Silva
collection DOAJ
description Cucumis melo is one of the most appreciated and consumed vegetables in the world, however, producing areas have been suffering from increased salinity in irrigation water. Therefore, accesses of melon, from the germplasm bank of the Federal Rural Semi-Arid University (UFERSA), were tested for salinity and the physiological responses of the seedlings were evaluated. For the 24 accesses of C. melo, salinity of 0.06 and 3.45 dS m^-1 was applied. For this, four subsamples of 25 seeds per access were used, which were seeded in polystyrene trays having as a substrate washed and sterilized sand, initially moistened at 50% field capacity. The design was completely randomized in a factorial scheme (two salinity levels and 24 accesses). Salinity affected the physiological quality (germination and mean germination time) of melon seeds, germinating on average 62%, with an average germination time of 4 days, mean height of 10.5 cm and reduction of dry matter accumulation. The saline treatment increased the electrical conductivity (EC) of the soil saturation extract, indicating the presence of stress. The accesses that presented intolerance to salinity were: A35, A24, A41, A31, A09, A28 and A43. The moderately tolerant accesses were: A16, A19, A15, A17, A34, A25, A27, A18, A42. The salinity tolerant accesses were: A45, A08, A37, A50, A14, A36, A07, A39 which may serve as a basis for genetic improvement.
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spelling doaj.art-e68460f40901456c936f4d6890d3fda32022-12-21T22:25:19ZengKassel University PressJournal of Agriculture and Rural Development in the Tropics and Subtropics1612-98302363-60332019-12-01120219720410.17170/kobra-20191212865Effect of salt stress on muskmelon (Cucumis melo L.) seedsFernando Henrique Alves da Silva0Patrícia Lígia Dantas de Morais1Antonia Tamires Monteiro Bessa2Maria Valdete da Costa3Allinny Luzia Alves Cavalcante4Salvador Barros Torres5Maria Daniela Freitas de Oliveira6Larissa Martins Brito e Silva7Programa de Pós-Graduação em Fitotecnia, Universidade Federal Rural do Semi-Árido, BrazilPrograma de Pós-Graduação em Fitotecnia, Universidade Federal Rural do Semi-Árido, BrazilPrograma de Pós-Graduação em Fitotecnia, Universidade Federal Rural do Semi-Árido, BrazilPrograma de Pós-Graduação em Manejo de Solo e Água, Universidade Federal Rural do Semi-Árido, BrazilPrograma de Pós-Graduação em Fitotecnia, Universidade Federal Rural do Semi-Árido, BrazilPrograma de Pós-Graduação em Fitotecnia, Universidade Federal Rural do Semi-Árido, BrazilDepartamento de Ciências Biológicas, Universidade do Estado do Rio Grande do Norte, BrazilDepartamento de Ciências Biológicas, Universidade do Estado do Rio Grande do Norte, BrazilCucumis melo is one of the most appreciated and consumed vegetables in the world, however, producing areas have been suffering from increased salinity in irrigation water. Therefore, accesses of melon, from the germplasm bank of the Federal Rural Semi-Arid University (UFERSA), were tested for salinity and the physiological responses of the seedlings were evaluated. For the 24 accesses of C. melo, salinity of 0.06 and 3.45 dS m^-1 was applied. For this, four subsamples of 25 seeds per access were used, which were seeded in polystyrene trays having as a substrate washed and sterilized sand, initially moistened at 50% field capacity. The design was completely randomized in a factorial scheme (two salinity levels and 24 accesses). Salinity affected the physiological quality (germination and mean germination time) of melon seeds, germinating on average 62%, with an average germination time of 4 days, mean height of 10.5 cm and reduction of dry matter accumulation. The saline treatment increased the electrical conductivity (EC) of the soil saturation extract, indicating the presence of stress. The accesses that presented intolerance to salinity were: A35, A24, A41, A31, A09, A28 and A43. The moderately tolerant accesses were: A16, A19, A15, A17, A34, A25, A27, A18, A42. The salinity tolerant accesses were: A45, A08, A37, A50, A14, A36, A07, A39 which may serve as a basis for genetic improvement.https://jarts.info/index.php/jarts/article/view/20191212865cucurbitaceaeelectrical conductivitygerminationvegetables
spellingShingle Fernando Henrique Alves da Silva
Patrícia Lígia Dantas de Morais
Antonia Tamires Monteiro Bessa
Maria Valdete da Costa
Allinny Luzia Alves Cavalcante
Salvador Barros Torres
Maria Daniela Freitas de Oliveira
Larissa Martins Brito e Silva
Effect of salt stress on muskmelon (Cucumis melo L.) seeds
Journal of Agriculture and Rural Development in the Tropics and Subtropics
cucurbitaceae
electrical conductivity
germination
vegetables
title Effect of salt stress on muskmelon (Cucumis melo L.) seeds
title_full Effect of salt stress on muskmelon (Cucumis melo L.) seeds
title_fullStr Effect of salt stress on muskmelon (Cucumis melo L.) seeds
title_full_unstemmed Effect of salt stress on muskmelon (Cucumis melo L.) seeds
title_short Effect of salt stress on muskmelon (Cucumis melo L.) seeds
title_sort effect of salt stress on muskmelon cucumis melo l seeds
topic cucurbitaceae
electrical conductivity
germination
vegetables
url https://jarts.info/index.php/jarts/article/view/20191212865
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