2007-0934 2007-0934 S2007-09342018000804235 10.29312/remexca.v0i20.993 Mexico Mexico Mexico Mexico México 00 05 2018 00 05 2018 9 spe20 4235 4243

1977 69 3 3 383-6 2004 78 1 1 53-78 2006 86 1 1 9-14 2005 73 2 2 113-30 1995 3 2 2 62-8 1942 7 2 2 77-81 1998 800 800 105-6 1996 2008 26 161-70 Food and Agriculture Organization (FAO) 2011 1997 42 145-60 2000 18 161-71 1994 2011 45 1-11 2012 71-117 2006 40 13-25 1988 12 285-98 1983 32 85-91 1987 50 2015 6 8 8 1903-14 2013 43 2002 20 2 2 171-82