| Name | Year |
|---|---|
| Mr. PJ Browne | 2017 |
| Mr. PJ Browne | 2016 |
| Mr. Paddy Casey | 2015 |
| Mr. Paddy Casey | 2014 |
| Dr. STJ Lalor | 2013 |
| Dr. STJ Lalor | 2012 |
| Mr. K Murphy | 2011 |
| Mr. K Murphy | 2010 |
| Dr. JJ Fleming | 2009 |
| Mr. T. Carroll | 2008 |
| Mr. J. McGrath | 2007 |
| Dr. B. Coulter | 2006 |
| Dr. B. Coulter | 2005 |
| Dr. T. Storey | 2004 |
| Mr. J. Carroll | 2003 |
| Mr. J. Carroll | 2003 |
| Mr. P. Drennan | 2002 |
| Mr. M. Cunningham | 2001 |
| Mr. C. Watson | 2000 |
| Mr. B. Barnes | 1999 |
| Dr. P. Barry | 1998 |
| Dr. N Culleton | 1997 |
| Mr. L. Larkin | 1996 |
| Mr. J. Murphy | 1995 |
| Mr. J Galvin | 1994 |
| Mr. R Walsh | 1993 |
| Mr. LT Stafford | 1992 |
| Dr. TF Gately | 1991 |
| Mr. G. Leonard | 1990 |
| Mr. T. King | 1989 |
| Mr. W. O'Brien | 1988 |
| Mr. M Stanley | 1987 |
| Dr. JF Collins | 1986 |
| Mr. P. Keane | 1985 |
| Dr. M. Ryan | 1984 |
| Mr. P. Duffy | 1983 |
| Mr. J. Leonard | 1982 |
| Mr. T. Fingleton | 1981 |
| Mr. P. McEnroe | 1980 |
| Mr. WE Murphy | 1979 |
| Mr. G Cussen | 1978 |
| Mr. M Roche | 1977 |
| Mr. S McCann | 1976 |
| Prof. DM McAleese | 1975 |
| Mr. T. James | 1974 |
| Mr. JC Brogan | 1973 |
| Mr. EJ Sheehy | 1972 |
| Dr. JN Greene | 1971 |
| Mr. G Foley | 1970 |
| Mr. WJC Milne | 1969 |
| Dr. T. Walsh | 1968 |
Updated Content...
P & K Calculator
The P & K calculator is an online calculator for estimating P and K fertilizer requirements for grassland and crops. It is available online, or via the iOS and Android Smart Phone Apps.