%0 Journal Article %T Polimorfismo proteico en Pinus hartwegii Lindl. del Cofre de Perote, Veracruz, M¨¦xico %A Iglesias Andreu %A L. G. %A Tivo Fern¨˘ndez %A Y. %J Revista Chapingo. Serie ciencias forestales y del ambiente %D 2008 %I Scientific Electronic Library Online %X we evaluate the globulins and total proteins composition in megagametophytes tissue from seeds collected in a natural population of pinus hartwegii located at cofre de perote, veracruz. electrophoresis was performed in a discontinuous system of polyacrylamide gels (page). results shown a good resolution and repeatability in obtained protein profile. it was detected the presence of four haplotypes. the trees under study were classified in three groups. the group i that contained the majority of evaluated trees (70 %), was characterized for the presence of haplotype i. our results suggest the presence of certain inbreeding degree in this population. %K protein %K polymorphism %K pinus hartwegii %K electrophoresis %K variation. %U http://www.scielo.org.mx/scielo.php?script=sci_abstract&pid=S0186-32312008000100001&lng=en&nrm=iso&tlng=en