Comportamiento de Polylepis racemosa en vivero mediante propagación vegetativa utilizando cuatro longitudes de estacas en platabandas a nivel en tres diferentes pisos altitudinales Cayambe 2008
The yagual species are (Polylepis sp.) found from 3,000 to 3,200 msnm decreasing of species number at higher and lower sites; this is the most vulnerable habitats from the High lands because anthropogenic strong pressure, the increase agricultural border, also to increase free tree areas for pastura...
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| Format: | bachelorThesis |
| Language: | spa |
| Published: |
2008
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| Subjects: | |
| Online Access: | http://dspace.ups.edu.ec/handle/123456789/6750 |
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