15th Annual FLRC Workshop
held at Massey University, February 2002

Dairy Farm Soil Management

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The correct citation for the proceedings is:

[Authors], 2002. [Title of paper]. In: Dairy farm soil management.
(Eds L D Currie and P Loganathan). Occasional report No. 15. Fertilizer and Lime Research Centre, Massey University, Palmerston North, New Zealand. pp

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Papers presented:

RESEARCH TO SUSTAIN THE ENVIRONMENTAL INTEGRITY OF SOUTH ISLAND IRRIGATED DAIRY FARMS
K C Cameron, H J Di, L Condron, J Russell and J Barnett (Invited Paper)

RESEARCH TO SUSTAIN A 'CLEAN-GREEN' DAIRY INDUSTRY IN SOUTHLAND AND OTAGO
R M Monaghan, L C Smith, C A M de Klein, J J Drewry, R J Paton, J D Morton, R W McDowell and R W Muirhead (Invited Paper)

GROWING THE ORGANIC DAIRY BASE: THE CHALLENGES DOWN UNDER
A D Mackay (Invited Paper)

RESEARCH AND EXPERIENCES IN TREADING AND WET SOIL MANAGEMENT IN VICTORIA
G Ward and K Greenwood (Invited Paper)

DAIRY PASTURE YIELD RESPONSES TO MACROPOROSITY AND SOIL PHYSICAL PROPERTIES, AND VARIABILITY OF LARGE AND SMALL SAMPLES
J J Drewry, R P Littlejohn, R J Paton, P L Singleton, M Boyes, A Judge, R M Monaghan and L C Smith

CATTLE TREADING ON WET SOILS: IMPLICATIONS FOR PASTURE GROWTH AND SOIL PHYSICAL CONDITION
K R Betteridge, A D Mackay, T N Pande, D A Costall, P Budding, I Valentine, P L Singleton, J J Drewry, J Findlayson, M Boyes and A Judge

EFFECT OF CANOPY HEIGHT AND CATTLE TREADING ON HERBAGE REGROWTH PARAMETERS IN DAIRY PASTURE
T N Pande, I Valentine, K Betteridge, D J Horne, A D Mackay and J Hodgson

USE OF A SIMPLE SOIL WATER BALANCE TO HELP QUANTIFY SOME ASPECTS OF TREADING
D J Horne

MODELLING THE TOPSOIL AND TOTAL MOISTURE DEFICIT UNDER IRRIGATED PASTURE
H A Sumanasena, D R Scotter, D J Horne and P D Kemp

SUSTAINABILITY OF CONTINUAL CROPPING OF MAIZE FOR SILAGE IN THE WAIKATO
D W Densley

SOIL QUALITY UNDER LONG-TERM CROPPING BY NO-TILLAGE COMPARED WITH CONVENTIONAL CULTIVATION AND PERMANENT PASTURE IN THE MANAWATU
C W Ross, S Saggar, G W Yeates, J L Dando and T G Shepherd

THE DEVEVELOPMENT OF A "DAIRY SOIL MANAGEMENT SYSTEM" - AN ACTION LEARNING APPROACH WITH FARMERS
I S Tarbotton, A H C Roberts, T J van der Weerden, C A M de Klein, J D Morton and M H Beare

POTENTIAL LOSSES OF PHOSPHORUS AND NITROGEN IN RUNOFF AND DRAINAGE FROM PASTORAL SOILS APPLIED WITH SUPERPHOSPHATE AND REACTIVE PHOSPHATE ROCK
M L Nguyen, B F Quin and J P S Sukias

ASSESSING AND MANAGING THE POTENTIAL RISK OF PHOSPHORUS LOSSES FROM AGRICULTURAL LAND TO SURFACE WATERS
M R Hart, S Elliott, J Petersen, M Stroud, A Cooper, M L Nguyen and B F Quin

AMOUNTS AND FORMS OF PHOSPHORUS IN LEACHATE FROM A GRASSLAND SOIL
L M Condron, G S Toor, H J Di, K C Cameron and T Hendry

NITRATE LEACHING IN A FREE-DRAINING DAIRY PASTURE SOIL: MODELLED IMPACT ON GROUNDWATER QUALITY
H J Di and K C Cameron

EFFECT OF STOCKING RATE ON LEACHING OF NITRATE AND ASSOCIATED NUTRIENTS
M S Sprosen, S F Ledgard, S B Lindsey and K A Macdonald

SOIL POROSITY AND PREFERENTIAL FLOW IN SOME DAIRYING SOILS
A Roberts, G N Magesan, D Thornburrow, B Lee and D Hunter

TECHNIQUES FOR MEASURING PREFERENTIAL FLOW AND SOLUTE MOVEMENT THROUGH AN ALLOPHANIC SOIL
G N Magesan, I Vogeler, B E Clothier, S R Green and R Lee

MEASUREMENTS AND MODELLING NITROUS OXIDE EMISSIONS FROM DAIRY PASTURES
S Saggar, R M Andrew, K R Tate, N J Rodda, C B Hedley and J A Townsend

NITROGEN REMOVAL BY A SEEPAGE WETLAND INTERCEPTING SURFACE AND SUBSURFACE FLOWS FROM A DAIRY CATCHMENT IN WAIKATO
M L Nguyen, N Eynon-Richards and J Barnett

EFFECTS OF RIPARIAN VEGETATION ON NITRATE REMOVAL PROCESSES
F Matheson, M L Nguyen, B Cooper and T Burt

POTENTIAL MITIGATION OPTIONS FOR REDUCING METHANE AND NITROUS OXIDE EMISSIONS FROM DAIRY FARMS
C A M de Klein and H Clark

LAST DITCH EFFORT TO REDUCE NUTRIENT EXPORT FROM DRAINED DAIRY PASTURES USING CONSTRUCTED WETLANDS
C C Tanner, M L Nguyen and J P S Sukias

ECOLOGICAL FUNCTION OF DRAINAGE DITCHES IN ATTENUATING AMMONIUM AND PHOSPHATE POLLUTANTS FROM DAIRY FARMS
M L Nguyen, J P S Sukias, J Nagels and P Reeves

FAECAL CONTAMINATION AND THE REMOVAL OF ESCHERICHIA COLI (E. COLI) IN DRAINAGE DITCHES
M L Nguyen, J Nagels and J P S Sukias

SUSTAINABLE LAND TREATMENT OF DAIRY SHED EFFLUENT ON ARTIFICIALLY DRAINED SOILS: THE DEFERRED IRRIGATION PROJECT
D J Horne, M J Hedley, D Houlbrooke, I F Furkert, J A Hanly and H B Toes

MICROBIAL TRACER MOVEMENT THROUGH TWO SOUTHLAND SOILS
M McLeod, J Aislabie, J Ryburn, A Roberts and M Taylor

DOES WATER AND/OR EFFLUENT IRRIGATION INCREASE NITROGEN LEACHING FROM PUMICE SOILS UNDER DAIRYING?
C P Burgess, G Barkle, P L Singleton, R Hill, R Stenger and T Fenton

COPPICING HARDWOODS FOR RENOVATION OF DAIRY SHED EFFLUENT
V O Snow, J Arnold, J Barnett, S Braaksma, G Douglas, L Fung, S R Green, R Hill, S Hurst, I McIvor and B Robinson

POTENTIAL FOR RAPID SOIL AND SURFACE TOPOGRAPHY ASSESSMENT IN DESIGN OF DAIRY EFFLUENT IRRIGATION SYSTEMS
C R Eastwood, I J Yule and W R Woodgyer

NITROGEN FLOWS AND LOSSES IN DAIRY FARMS IN NEW ZEALAND AND THE UK: EFFECTS OF GRAZING MANAGEMENT
D R Chadwick, S F Ledgard and L Brown (Invited Paper)

CHANGING OUR APPROACH TO NUTRIENT MANAGEMENT FOR AN EXPANDING DAIRY INDUSTRY
C J P Gourley, S R Aarons, R. J. Eckard, M J Ellis, I M Awty, L L Burkitt and J Irvine (Invited Paper)

THE AMOUNTS OF ORGANIC MATTER AND NUTRIENTS IN NEW ZEALAND TOPSOILS: IMPLICATIONS FOR NUTRIENT MANAGEMENT ON DAIRY FARMS AND OTHER PASTORAL FARMS
D C Edmeades and A H C Roberts

SOME THOUGHTS ON THE FUTURE OF COMMERCIAL SOIL TESTING
R J Hill

SOIL TESTS AND ENVIRONMENTAL CODES OF PRACTICE
M J Hedley, R J Hill and G Hill

PASTORAL CALCIUM AND MAGNESIUM MODULES FOR THE OVERSEERĀ® NUTRIENT BUDGET MODEL
P L Carey and A K Metherell

FERTILISER RECOMMENDATIONS FOR FORAGES USING SOIL TESTS AND AN EXCEL SPREADSHEET
D W Densley

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