0034-7744 0034-7744 S0034-77442017000100195 10.15517/rbt.v65i1.22949 MX MX 00 03 2017 00 03 2017 65 1 195 210

1981 75-81 1994 1994 9 12-4 2000 39-47 2010 27 1 1 72-8 Food and Agriculture Organization of the United Nations (FAO) 1999 2014 2005 2015 104 136-49 2013 2002 6 3 3 231-47 2005 53 3 3 357-66 2006 2012 40 1 1 12-21 1983 1996 22 3 3 273-94 2000 61-4 2000 879-914 2005 2010 2009 245-64 2000 1a edición 139 Secretaría de Medio Ambiente y Recursos Naturales 2012 2004 31 2 2 102-10 1997 2000 2001 1999 53