Agriculture

Latest news

NIWA's Freshwater and Estuaries Chief Scientist Dr John Quinn believes the dairy industry has been responsive in the tools it has adopted to reduce its impact on waterways.
NIWA discusses, in depth, this year's most asked question—what is happening to our fresh waterways?
Farmers coming to Fieldays next week are being asked to share their experiences of restoring streams when they visit the NIWA stand.
A breakthrough in understanding about the causes of climate change has today been published online in the prestigious international journal Science.

Our work

This project aims to increase our knowledge of aquatic ecosystems and their restoration, and apply this to degraded streams, rivers, lakes and estuaries.

Latest videos

NIWA IrriMet
NIWA has developed new tools that can help farmers decide when to irrigate or fertilise.
This project aims to increase our knowledge of aquatic ecosystems and their restoration, and apply this to degraded streams, rivers, lakes and estuaries.

Irrigation Insight

The Irrigation Insight programme is focussed on developing knowledge, tools and the confidence of dairy farmers in better managing irrigation, precisely applying the water needed—where, when and how much.
NIWA's Freshwater and Estuaries Chief Scientist Dr John Quinn believes the dairy industry has been responsive in the tools it has adopted to reduce its impact on waterways.
NIWA discusses, in depth, this year's most asked question—what is happening to our fresh waterways?
Farmers coming to Fieldays next week are being asked to share their experiences of restoring streams when they visit the NIWA stand.
A breakthrough in understanding about the causes of climate change has today been published online in the prestigious international journal Science.
NIWA’s Fieldays team is basking in the glory of winning the Best Indoor Agribusiness Site awarded by the National Agricultural Fieldays organisation for the 2015 event.
NIWA IrriMet
NIWA has developed new tools that can help farmers decide when to irrigate or fertilise.
NIWA is developing a practical web-based tool that will help you maximise pasture growth and minimise water and nutrient losses – and we need your help to test it.

Not warming to climate change

The latest climate change reports from the Intergovernmental Panel on Climate Change (IPCC) reinforce the urgent need to reduce global greenhouse gas emissions as well as to adapt to the impacts of climate change. Michelle Sutton finds that the news is mixed for New Zealand’s agricultural sector.
You might think that because all the carbon in cattle farming comes from the grass that the cattle is fed on, then the beef produced should be carbon neutral. But this is not the case.
How may agricultural activities impact riparian vegetation around a waterway?
How do agricultural activities potentially influence water flows?
What are the potential sources of chemical contamination from agricultural activities?
What are the potential sources of nutrients from agricultural activities?

How may agricultural activities increase sediments in waterways?

Fertiliser & Lime Research Centre Workshop

8 February 2011 to 10 February 2011

The Fertilizer and Lime Research Centre hosts annual workshops which are conducted on a topic of importance to the New Zealand land-based industries. The workshops are of relevance to scientists, researchers, fertiliser industry representatives, producer boards, agricultural and horticultural consultants, progressive farmers, Government policy analysts and local and regional authorities who are concerned with primary production in New Zealand.

How do agricultural activities impact water quality and mahinga kai?
The most common agricultural activities in Aotearoa are dairy, cropping, sheep, and beef farming.
 

All staff working on this subject

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Principal Scientist - Aquatic Pollution
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Riparian and Wetland Scientist
Principal Scientist - Atmosphere
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Land and Water Scientist
Principal Scientist - Aquatic Pollution
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