0034-7744 0034-7744 S0034-77442017000401609 10.15517/rbt.v65i4.26980 Mexico Mexico Mexico Mexico 00 12 2017 00 12 2017 65 4 1609 1624

1990 5 93-112 2014 175 725-35 2009 44 142-9 1988 74 55-80 2014 20 119-30 2006 62 361-71 2010 2011 19 55-70 2015 15 65 1981 35 124-9 2003 51 201-4 2001 26 73-102 2012 30 189-97 1951 32 476-96 1883 1 15-34 2015 2012 106 40-58 2015 21 69-82 2013 54 309-20 1952 47 583-621 2012 90 73-87 2011 261 427-39 2008 17 1213-25 2012 3 44-56 1966 26 825-31 1988 2004 1976 2012 106 20-35 2012 28 233-42 1995 56 121-53 2001 1989 76 891-900 2000 161 659-69 2014 85 S114-25 2011 22 415-27 2008 157 381-91 1991 118 6-11 2004 43-54 2012 106 480-510 1974 5 285-307 2006 187 97-108 2004 70 299-311 2000 127 291-9 1994 2015 8 778-95 2003 111 345-58 2015 86 998-1003 SAS (Statistical Analysis System) 2002 Institute Inc. SEMARNAT (Secretaría del Medio Ambiente y Recursos Naturales) 2010 1958 38 1409-38 2000 3rd 2012 106 178-91 2016 94 75-87 2011 495-500 1990 77 1532-43 1994 3 137-41 2007 2 46-54 2010 26 1-17 1989 60 205-23