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dc.contributor.author
Song, Y.
dc.contributor.author
Busso, Carlos Alberto
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dc.contributor.author
Yu, Y.
dc.contributor.author
Wang, P.
dc.contributor.author
Wuyunna
dc.contributor.author
Zhou, D.
dc.date.available
2019-10-23T19:03:50Z
dc.date.issued
2018-12
dc.identifier.citation
Song, Y.; Busso, Carlos Alberto; Yu, Y.; Wang, P.; Wuyunna; et al.; Regrowth, yield and nutrition of Leymus chinensis and Hordeum brevisubulatum in response to defoliation intensity and frequency; Fundación Rómulo Raggio; Phyton; 87; 12-2018; 242-251
dc.identifier.issn
0031-9457
dc.identifier.uri
http://hdl.handle.net/11336/87136
dc.description.abstract
The effects of different defoliation intensities and frequencies were studied on regrowth and herbage mass of Leymus chinensis and Hordeum brevisubulatum in northeast China for two years. Plants were defoliated to 6, 8 or 10 cm stubble height by removing about 40% of growth down to each designated defoliation height. In the first year, L. chinensis was defoliated 22, 17 or 13 times, and in the second year was defoliated 21, 15 or 15 times to reach 6, 8 or 10 cm stubble height treatments, respectively. H. brevisubulatum was defoliated 26, 21 or 15 times in the first year, and 28, 23 or 21 times in the second year to reach the 6, 8 or 10 cm stubble, respectively. L. chinensis was more productive than H. brevisubulatum, but H. brevisubulatum showed a better forage quality than L. chinensis because H. brevisubulatum showed a higher leaf to stem ratio and crude protein concentration than L. chinensis. Both species produced the highest yield, but the lowest quality when defoliated to 10 cm stubble. There were no significant differences in water soluble carbohydrate (WSC) concentrations in below-ground culm and rhizome tissues between defoliation heights, but L. chinensis had a higher WSC concentration than H.brevisubulatum.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Fundación Rómulo Raggio
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dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
DEFOLIATION
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INTENSITY
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FREQUENCY
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LEYMUS
dc.subject.classification
Ecología
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dc.subject.classification
Ciencias Biológicas
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dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
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dc.title
Regrowth, yield and nutrition of Leymus chinensis and Hordeum brevisubulatum in response to defoliation intensity and frequency
dc.title
Rebrote, rendimiento y nutrición de Leymus chinensis y Hordeum brevisubulatum en respuesta a la frecuencia e intensidad de defoliación
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2019-10-22T18:03:25Z
dc.identifier.eissn
1851-5657
dc.journal.volume
87
dc.journal.pagination
242-251
dc.journal.pais
Argentina
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dc.journal.ciudad
Buenos Aires
dc.description.fil
Fil: Song, Y.. Dalian Minzu University. College of Environment and Bioresources; China
dc.description.fil
Fil: Busso, Carlos Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Bahía Blanca. Centro de Recursos Naturales Renovables de la Zona Semiárida. Universidad Nacional del Sur. Centro de Recursos Naturales Renovables de la Zona Semiárida; Argentina. Universidad Nacional del Sur. Departamento de Agronomía; Argentina
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Fil: Yu, Y.. China National Environmental Monitoring Center; China
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Fil: Wang, P.. Northeast Normal University. School of Environment; China
dc.description.fil
Fil: Wuyunna. Dalian Minzu University. College of Environment and Bioresources; China
dc.description.fil
Fil: Zhou, D.. Chinese Academy of Sciences; República de China
dc.journal.title
Phyton
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.revistaphyton.fund-romuloraggio.org.ar/vol87.html
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