0377-9424 0377-9424 S0377-94242017000100105 10.15517/rac.v41i1.29756 US 00 06 2017 00 06 2017 41 1 105 119

1974 19 716-23 1988 5 17-30 1988 83 1998 157 2003 307 1996 974 1996 12 Jul 1996 San José, Costa Rica 2 2015 35 15511559 2012 155 172-81 2014 167 117-26 2012 19 1999 San José, Costa Rica 11 CICAFE 2014 Heredia 3 2011 35 51-81 1978 19 2001 12 2010 327 1008-10 1998 64 2005 17 21422155 ICAFE (Instituto del Café de Costa Rica) 2014 109 2016 203 252-7 2007 31 319-29 2012 7 2015 205 280-92 R Development Core Team R Foundation for Statistical Computing 2010 1995 172 87-96 2002 26 33-42 1990 Orton 35 2012 181 2013 64 7-18 2016 6 29-42 ACCS A.C.d.l.C.d.S 2014 2015 45 18271834 1991 7 2015 63 1-11