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Radiographic images and relationship of the internal morphology and physiological potential of broccoli seeds Agronomy
Abud, Haynna Fernandes; Cícero, Silvio Moure; Gomes Junior, Francisco Guilhien.
 Image analysis using X-rays is an efficient technique for assessing the seed quality of several species, presenting itself as a rapid response method that is simple to execute, reproducible and non-destructive. Thus, this research adjusted a methodology that aims to relate the internal morphology of broccoli seeds to their physiological potential through radiographic analysis of seeds and computerized images of seedlings. The broccoli cultivars used were Piracicaba Precoce and Ramoso Santana represented by ten lots of each one. The study was conducted using X-ray imaging for seed analysis, in which the area, density and circularity measures were obtained as internal morphology characteristics of seeds. After a germination test, the seedling length was...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Internal morphology; X-ray; Vigor; Seedling length.; Análise de imagens de sementes.
Ano: 2018 URL: http://periodicos.uem.br/ojs/index.php/ActaSciAgron/article/view/34950
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Radiographic images and relationship of the internal morphology and physiological potential of broccoli seeds Agronomy
Abud, Haynna Fernandes; Cícero, Silvio Moure; Gomes Junior, Francisco Guilhien.
 Image analysis using X-rays is an efficient technique for assessing the seed quality of several species, presenting itself as a rapid response method that is simple to execute, reproducible and non-destructive. Thus, this research adjusted a methodology that aims to relate the internal morphology of broccoli seeds to their physiological potential through radiographic analysis of seeds and computerized images of seedlings. The broccoli cultivars used were Piracicaba Precoce and Ramoso Santana represented by ten lots of each one. The study was conducted using X-ray imaging for seed analysis, in which the area, density and circularity measures were obtained as internal morphology characteristics of seeds. After a germination test, the seedling length was...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Tecnologia de Sementes internal morphology; X-ray; Vigor; Seedling length. Análise de imagens de sementes.
Ano: 2018 URL: http://periodicos.uem.br/ojs/index.php/ActaSciAgron/article/view/34950
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Histochemical changes during the ontogeny of malagueta and biquinho pepper seeds Agronomy
Abud, Haynna Fernandes; Araújo, Eduardo Fontes; Araujo, Roberto Fontes; Picoli, Edgard Augusto de Toledo; Gallão, Maria Izabel.
This study aimed to evaluate the structural changes and reserve deposition of malagueta and biquinho pepper seeds and to determine their chemical composition during ontogeny. The fruits were collected 25, 40, 55, 70, 85, and 100 days after anthesis (DAA). After collection, the seeds were extracted and fixed in FAA 50 and then stored in 70% ethanol. Subsequently, the seeds were embedded in methacrylate (Historesin) and sectioned with a microtome. The sections were stained with Toluidine blue O for anatomical analysis and Xylidine Ponceau, Periodic acid Schiff (PAS) and Lugol’s iodine solution for histochemical analysis. Sections were made using a cryomicrotome for acid phloroglucinol staining and Sudan III tests. Progressive lignification of the seed coat...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Capsicum frutescens; C. chinense; Chemical composition; Histochemistry; Reserves..
Ano: 2017 URL: http://periodicos.uem.br/ojs/index.php/ActaSciAgron/article/view/32492
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