2022 Symposium PowerPoints

Below are links to PDFs of Speaker's PowerPoints from the Agronomy Society's 50th Anniversary 2-Day Symposium at Lincoln University, 31 August - 1 September 2022.

Abstracts of the PowerPoint files below are here.

Recordings of these talks are planned to be made available in November.

Wednesday 31 August   

Introduction  Ambling in arable Nick Pyke,

Session 1 Nutrient management for arable

Chair: Jo Townshend

1A Irrigation scheme nutrient management in an arable dense area Eva Harris,
Enviro Collective Ltd
1B Soil testing for improved nitrogen management Mike Beare,
Plant & Food Research
1C Nitrogen use efficiency Dirk Wallace,
1D Agronomic decisions for crop nitrogen management Murray Craighead,
Nutrient Solutions

Session 2 Soil protection

Chair: Edith Khaembah

2A Creating catch crop options for winter forage grazing – lessons from a 3-year sustainable farming project Peter Carey/Brendon Malcolm,
Agritech/Plant & Food Research
2B Sustainable vegetable systems Andrew Barber,
Potatoes NZ
2C Changes and impacts of tillage in cropping systems Trish Fraser,
Plant & Food Research
2D Soil structure & water storage Wei Hu,
Plant & Food Research
2E Runoff for cropping farms and guidelines for setbacks Abie Horrocks,

Session 3 Regenerative agriculture

Chair: David Birkett

3A Regenerative agriculture – A New Zealand agronomist’s view Derrick Moot, 
Lincoln University
3B What regenerative agriculture means in a New Zealand context Charles Merfield, 
Merfield Agronomy Ltd
3C Regenerative agriculture – a consultant’s perspective Canaan Ahu, 
3D Reducing pesticide/fungicide use in New Zealand arable systems Hamish Marr, 
Marr Farms

Thursday 1 September

Session 4 Greenhouse gases and carbon sequestration  

Chair: Mariana Andreucci

4A Native and exotic trees – carbon, afforestation, and research needs Simeon Smaill
4B Greenhouse gas emissions from arable and vegetable cropping systems Steve Thomas/Sam McNally,
Plant & Food Research/
Maanaki Whenua Landcare Research
4C Greenhouse gas emissions from perennial horticultural systems Brent Clothier, 
Plant & Food Research
4D He Waka Eke Noa Michelle Sands, 
4E Climate change & cropping systems Jim Salinger, 
Victoria University of Wellington

Session 5 Options for farm diversification

Chair: Murray Craighead

5A Hops – what is the potential and direction Ron Beatson/Kerry Templeton, 
Plant & Food Research
5B The current situation and future opportunities in the greenhouse sector Stefan Vogrincic, 
5C Pure oil – a value added story Nick Murney, 
Pure Oil NZ
5D Hemp – can it live up to the hype? Jo Townshend/Andrew Davidson,
Midland Holdings
5E Farming diversification and processing opportunities Dennis Carter, 
Carter Seed Management

Session 6 Extracting value from commodity products

Chair: Robert Southward

6A Future proofing farming – precision principles in vegetable systems Dan Bloomer,
6B Precision ag for future farm systems Ian Yule,
PlantTech Research Institute
6C Oats – adding value Keith Armstrong,
Global Oats Ltd
6D Diverse products for diverse markets Ivan Lawrie,