0187-5779 0187-5779 S0187-57792019000100057 10.28940/tl.v37i1.345 Mexico Mexico 00 03 2019 00 03 2019 37 1 57 68

2006 56 56 298 2002 2005 7 33-8 2007 8 305-11 2014 484 232-48 1980 2013 19 351-60 2011 10 303-8 2015 2006 26 1277-86 2002 2013 98 10-9 2008 349 230-43 1989 1990 2015 523 475-88 2010 2011 10 247-52 2000 2005 13 202-5 2015 61 31-4 2015 33 95-9 2007 8 275-80 2009 9 1-6 2001 65-74 2002 49-84 2011 25 1065-75 2013 89 1-4 2016 2014 124 89-108 2011 28 147-60 2002 1-16 2014 139 53-63 2011 21 512-21 2015 522 618-27 USDA (United States Department of Agriculture) 2004 2008 24 344-9 2012 46 205-20