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Comparison of the growth and biomass production of Miscanthus sinensis, Miscanthus floridulus and Saccharum arundinaceum
- Source :
- Spanish Journal of Agricultural Research, Vol 23, Iss 3, Pp e0703-e0703 (2015)
- Publication Year :
- 2015
- Publisher :
- Consejo Superior de Investigaciones CientÃficas (CSIC), 2015.
-
Abstract
- Miscanthus and Saccharum are considered excellent candidates for bioenergy feedstock production. A field experiment was conducted in Zhejiang province of China to characterize the phenotypic differences in three species, two of Miscanthus (M. sinensis and M. floridulus) and one of Saccharum (S. arundinaceum), each with two accessions collected from China. Agronomical traits, including plant height, culm number, tuft diameter and culm diameter, were monitored monthly for the first 3 years of growth. For each year of trail, flowering time was observed and biomass yield was harvested. M. floridulus produced a superior biomass yield with increasing plant age associated with higher yields (4.18, 24.16 and 29.01 t dry matter/ha in November of years one to three, respectively). Higher culm diameter, plant height and tuft diameter values were observed for M. floridulus when compared to the other species. Biomass yield was positively correlated to tuft diameter, culm diameter, culm number and negatively to flowering time, but it showed no correlation with plant height. Tuft diameter and culm diameter could be suitable indicators in the selection of accessions for crop yield at the yield-building phase. Studies of the primary colonizers of Miscanthus and Saccharum in their original location may be of interest from the perspective of bioenergy germplasm resource collection.
- Subjects :
- agronomic traits
perennial grasses
correlation analysis
Agriculture
Subjects
Details
- Language :
- English
- ISSN :
- 1695971X and 21719292
- Volume :
- 23
- Issue :
- 3
- Database :
- Directory of Open Access Journals
- Journal :
- Spanish Journal of Agricultural Research
- Publication Type :
- Academic Journal
- Accession number :
- edsdoj.69ebf50bbae34e14bdecf4cba43a706d
- Document Type :
- article
- Full Text :
- https://doi.org/10.5424/sjar/2015133-7262