Redefining agricultural residues as bioenergy feedstocks

The use of plant biomass is a sustainable alternative to the reduction of CO2 emissions. Agricultural residues are interesting bioenergy feedstocks because they do not compete with food and add extra value to the crop, which might help to manage these residues in many regions. Breeding crops for...

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Autores Principales: Caicedo Villafuerte, Marlon Brainer, Barros, Jaime, Ordás, Bernardo
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Lenguaje:en
Publicado: 2019
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Acceso en línea:http://repositorio.iniap.gob.ec/handle/41000/5290
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spelling ir-:41000-52902019-01-29T14:42:25Z Redefining agricultural residues as bioenergy feedstocks Materials 9(8):635-656 Caicedo Villafuerte, Marlon Brainer Barros, Jaime Ordás, Bernardo SENESCENCE PHOTOSYNTHESIS CHLOROPHYLL CONTENT CLIMATE CHANGE The use of plant biomass is a sustainable alternative to the reduction of CO2 emissions. Agricultural residues are interesting bioenergy feedstocks because they do not compete with food and add extra value to the crop, which might help to manage these residues in many regions. Breeding crops for dual production of food and bioenergy has been reported previously, but the ideal plant features are different when lignocellulosic residues are burnt for heat or electricity, or fermented for biofuel production. Stover moisture is one of the most important traits in the management of agricultural waste for bioenergy production which can be modified by genetic improvement. A delayed leaf senescence or the stay-green characteristic contributes to higher grain and biomass yield in standard, low nutrient, and drought-prone environments. In addition, the stay-green trait could be favorable for the development of dual purpose varieties because this trait could be associated with a reduction in biomass losses and lodging. On the other hand, the stay-green trait could be detrimental for the management of agricultural waste if it is associated with higher stover moisture at harvest, although this hypothesis has been insufficiently tested. In this paper, a review of traits relevant to the development of dual purpose varieties is presented with particular emphasis on stover moisture and stay-green, because less attention has been paid to these important traits in the literature. The possibility of developing new varieties for combined production is discussed from a breeding perspective. 2019-01-29T14:42:25Z 2019-01-29T14:42:25Z 2016-07-28 Artículo 1996-1944 *EC-INIAP-BEETP-MBY. Mocache (Materials 9(8):635-656.2016) http://repositorio.iniap.gob.ec/handle/41000/5290 en p. 635-656 application/pdf E. E. Tropical Pichilingue
institution INIAP
collection Repositorio INIAP
biblioteca Biblioteca INIAP
language en
format Artículos
topic SENESCENCE
PHOTOSYNTHESIS
CHLOROPHYLL CONTENT
CLIMATE CHANGE
spellingShingle SENESCENCE
PHOTOSYNTHESIS
CHLOROPHYLL CONTENT
CLIMATE CHANGE
Caicedo Villafuerte, Marlon Brainer
Barros, Jaime
Ordás, Bernardo
Redefining agricultural residues as bioenergy feedstocks
description The use of plant biomass is a sustainable alternative to the reduction of CO2 emissions. Agricultural residues are interesting bioenergy feedstocks because they do not compete with food and add extra value to the crop, which might help to manage these residues in many regions. Breeding crops for dual production of food and bioenergy has been reported previously, but the ideal plant features are different when lignocellulosic residues are burnt for heat or electricity, or fermented for biofuel production. Stover moisture is one of the most important traits in the management of agricultural waste for bioenergy production which can be modified by genetic improvement. A delayed leaf senescence or the stay-green characteristic contributes to higher grain and biomass yield in standard, low nutrient, and drought-prone environments. In addition, the stay-green trait could be favorable for the development of dual purpose varieties because this trait could be associated with a reduction in biomass losses and lodging. On the other hand, the stay-green trait could be detrimental for the management of agricultural waste if it is associated with higher stover moisture at harvest, although this hypothesis has been insufficiently tested. In this paper, a review of traits relevant to the development of dual purpose varieties is presented with particular emphasis on stover moisture and stay-green, because less attention has been paid to these important traits in the literature. The possibility of developing new varieties for combined production is discussed from a breeding perspective.
author Caicedo Villafuerte, Marlon Brainer
Barros, Jaime
Ordás, Bernardo
author_facet Caicedo Villafuerte, Marlon Brainer
Barros, Jaime
Ordás, Bernardo
author_sort Caicedo Villafuerte, Marlon Brainer
title Redefining agricultural residues as bioenergy feedstocks
title_short Redefining agricultural residues as bioenergy feedstocks
title_full Redefining agricultural residues as bioenergy feedstocks
title_fullStr Redefining agricultural residues as bioenergy feedstocks
title_full_unstemmed Redefining agricultural residues as bioenergy feedstocks
title_sort redefining agricultural residues as bioenergy feedstocks
publishDate 2019
url http://repositorio.iniap.gob.ec/handle/41000/5290
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score 11,871979