Date/Time
Date(s) - Wed 23 October
8:50 - 15:30
New Zealand Institute of Agricultural & Horticultural Science Inc. 2024 Canterbury Forum
8.50am Welcome &; Opening
Professor Grant Edwards, Vice Chancellor, Lincoln University
9.00am Emeritus Professor Keith Cameron, Lincoln University
Introduction: The Nitrogen cycle in soil – a background presentation to illustrate the flow of N from the atmosphere into the soil, through different organisms and oxidation states, and onwards through different farming and natural systems.
9.30am Professor Rich McDowell, Principal Scientist, AgResearch
Nitrate in New Zealand waterways. What is waxing, what is waning, and why.
10.00am Dr Tim Davie, Director, Environment Canterbury
Groundwater in Canterbury. Where are the high nitrate levels found, how are they changing and why might they be high?
11.00am Dr Murray Close, Principal Scientist, ESR
What happens to nitrate as it moves out of the vadose (rooting) zone, and how might we better manage it (regardless of where it comes from) when it reaches ground/stream water systems?
11.30am Warwick Catto, Science Strategy Manager, Ballance Agri-Nutrients Ltd
The where, when, and how much of synthetic nitrogen use in NZ farming systems.
12. noon Associate Professor Jacqui Keenan, Dept of Surgery, University of Otago
Other colorectal cancer risk factors in Canterbury.
1.15pm Dr Mike Beare, Principal Scientist, Plant & Food Research
Better nitrogen management by matching supply to demand: Does the answer lie in the soil?
1.45pm Dr Alistair Black, Senior Lecturer, Lincoln University
Nitrogen and plant growth. Can we design pasture production systems that require less synthetic N fertiliser?
2.15pm Professor Jacqueline Rowarth, Lincoln University
The Dairy Dilemma (epitomising the debate on friend or foe, economics or environment, production or protection)
2.45pm Emeritus Professor Alison Stewart, CEO The Foundation for Arable Research
Having the confidence to cut back on N use in an arable cropping systems.
3.15pm Closing – Professor Jon Hickford, NZIAHS
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