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Caracterizació n de variedades de pasto banderita (Bouteloua curtipendula (Michx.) Torr.) recomendadas para rehabilitación de pastizales Characterization of varieties of sideoats grama grass (Bouteloua curtipendula (Michx.) Torr.) recommended for rangeland restoration
| Content Provider | Semantic Scholar |
|---|---|
| Author | Lerma, Raúl Corrales Raúl, Carlos Nieto, M. T. Alvela Castillo, Melgoza Ángel, Juan Gutiérrez, Ortega |
| Copyright Year | 2016 |
| Abstract | In order to find the best sideoats grama variety (Bouteloua curtipendula) for rehabilitation, five commercial varieties were evaluated: Niner (Ni), Vaughn (Va), El Reno (Re), Kansas-6107 (K-07) and Kansas-6113 (K-13). Two tests were carried under a greenhouse during 77 d. In the first test the variables measured were seedling emergence (% EM), plant density, plant height, dry matter at first cut, height of regrowth, regrowth dry matter and survival (% SV). In the second test, the variables evaluated were root length, aerial biomass and the ratio of root-aerial biomass. Data analyses were carried out by principal components and cluster analysis by using the Ward method and orthogonal contrasts with MANOVA under SAS. The scatter plots and dendogram were obtained with MINITAB. The first two components explained 77 % of the variation. Differences (P<0.05) occurred in most of the variables, only % EM and % SV had no significance. The CP 2 presented correlation (r= 85.1 %. P<0.0001) with % SV. Cluster analysis integrated three groups (G): G-1 (Ni and Va), G-II (Re) and G-III (K-07 and K-13). According to the multivariate analysis, the varieties were classified by productive importance: Va and Ni showed no difference, however, they were higher (P<0.05) than the other varieties. The cultivars Va and Ni had the highest potential for forage production, Re showed an intermediate performance and the Kansas varieties were the least productive. |
| File Format | PDF HTM / HTML |
| Alternate Webpage(s) | http://www.scielo.org.mx/pdf/rmcp/v7n2/2448-6698-rmcp-7-02-00201-en.pdf |
| Alternate Webpage(s) | https://www.redalyc.org/pdf/2656/265646503006.pdf |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |
