1405-3195 1405-3195 S1405-31952016000200239 Brazil 00 03 2016 00 03 2016 50 2 239 249

1993 33 149-60 2012 1968 168 447-55 2008 90 189-95 2002 Gramado, RS, Brasil 2001 49 454-9 2001 49 8-13 CONAB (Companhia Nacional de Abastecimento) 2013 2004 18 443-53 2013 54 181-4 2000 40 99-111 1994 105 159-66 2009 57 1-5 2009 57 357-61 FAO (Food and Agricultural Organization of the United Nation) 2012 1993 142 161-6 1997 2000 48 160-70 1999 13 691-6 1959 34 272-7 2002 50 560-6 1993 89 847-53 1984 23 1-6 1991 95 1057-62 1986 123 135-42 2002 53 979-87 2001 41 31-9 1999 47 636-43 2000 68 102-6 1967 42 1229-38 2007 21 1-6 2011 6 1987 42 270-8 2004 78 9-20 2007 2011 121 324-32 1997 45 378-38 2013 5 2006 54 634-40 1990 24 55-61 1987 42 263-9