Cactaceas columnares de Mexico : estudio embriologico comparativo de cinco especies de la tribu pachycereeae
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| Format: | Tesis de doctorado |
| Language: | Español |
| Published: |
2004
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| Online Access: | https://hdl.handle.net/20.500.14330/TES01000329544 http://132.248.9.195/ppt2004/0329544/Index.html |