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Selección de Genotipos Chilenos de Trigo Portadores del Alelo Glutenina HMW Glu-D1 x5 Mediante Reacción en Cadena de la ADN Polimerasa Agricultura Técnica
Zúñiga,Javier; Rathgeb,Paola; Jobet,Claudio; Campos,Hugo.
La calidad panadera es un importante elemento para el desarrollo de nuevas variedades de trigo (Triticum aestivum L.) y se asocia principalmente con un conjunto de proteínas conocidas como gluteninas de elevado peso molecular (HMW), aún cuando existen otras proteínas relacionadas con la calidad panadera. Los procesos actuales de selección de genotipos con calidad panadera se basan en el contenido de gluten de la masa o la identificación de alelos codificadores de gluteninas HMW mediante electroforesis. Se reporta un método basado en la identificación, mediante la reacción en cadena de la ADN polimerasa (PCR), del alelo codificador de la glutenina HMWx5, la cual se asocia con calidad panadera. Mediante el uso de partidores apropiados se amplificó de forma...
Tipo: Journal article Palavras-chave: Mejoramiento genético; Trigo; Triticum aestivum L.; Biotecnología; PCR.
Ano: 2004 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0365-28072004000300001
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Kipa-INIA, new high yield spring bread wheat variety for Chile Chilean J. Agric. Res.
Matus,Iván; Madariaga,Ricardo; Jobet,Claudio; Zúñiga,Javier; Alfaro,Christian.
Kipa-INIA is a spring wheat variety (Triticum aestivum L.) originated from a cross carried out in the Wheat Plant Breeding Project of the Instituto de Investigaciones Agropecuarias (INIA), in the Centro Regional de Investigación Quilamapu (36°31’ S; 71°54’ W) in 1993. It has an upright growth habit in the seedling stage. The adult plant is low to medium height and varies between 90 and 95 cm. The spike is white with long awns along its full length. The grain is ovate, white, and vitreous. It was sown in mid-August in the Santa Rosa Experimental Field, Chillán, head emergence occurred 90 to 95 d after sowing, i.e. is 4 to 6 d before ‘Domo-INIA’. On the mean, ‘Kipa-INIA’ sown under irrigation conditions reached a yield of 11.7% higher than the control var....
Tipo: Journal article Palavras-chave: Spring wheat; New cultivar; Kipa-INIA.
Ano: 2011 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-58392011000200018
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Millán-INIA, New Variety of High Quality Early Spring Bread Wheat for Irrigated Soils in Central-Southern Chile Chilean J. Agric. Res.
Matus,Iván; Madariaga,Ricardo; Jobet,Claudio; Zúñiga,Javier; Alfaro,Christian.
Millán-INIA is a variety of spring bread wheat (Triticum aestivum L.) originating from a cross carried out in the Wheat Plant Breeding Project of the Instituto de Investigaciones Agropecuarias (INIA), in the Centro Regional de Investigación Quilamapu in 1995. This is a spring wheat variety with an early to medium-early head emergence and upright growth habit in the seedling stage. The adult plant is low to medium height and varies between 75 and 90 cm, with a mean of 85 cm. The spike is white with long awns along its full length. The grain is large-sized, white, and vitreous. The weight of 1000 grains varies between 50 and 59 g. It was sown in mid-August at the Santa Rosa Experimental Station (36°31’ S; 71°54’ W), Chillán. Head emergence occurred 88 to 89...
Tipo: Journal article Palavras-chave: Spring wheat; New variety; Millán-INIA.
Ano: 2011 URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-58392011000200019
Registros recuperados: 3
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