Our Land and Water

Toitū te Whenua, Toiora te Wai

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Our Land and Water has now ended.
Our mission was to preserve the most fundamental treasures of Aotearoa – its land and water – while producing value from those same treasures.

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Journal Article

A global perspective on the history of phosphorus management decision support approaches in agriculture: Lessons learned and directions for the future

The evolution of phosphorus (P) management decision support tools (DSTs) and systems (DSS), in support of food and environmental security has been most strongly affected…
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Technical Report

Efficacy of subsurface denitrification to attenuate nitrate in shallow groundwaters

Our preliminary results indicate occurrence of complete ‘benign' denitrification in the reducing shallow groundwater sites with lower dissolved oxygen (DO) contents (DO < 1mg L-1),…
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Guidance

Monitoring nitrate in groundwater

Nitrate nitrogen is a stable form of nitrogen found in freshwater ecosystems; it is highly soluble and can be readily used by aquatic plants and…
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Summary

How much nitrogen does asparagus need?

A project to develop a best practice guide for the use of nitrogen in asparagus crops in New Zealand was hampered by one of the…
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Technical Report

Sediment traps in hill country

The farmers have been involved in riparian fencing and planting but saw a need to try and reduce the sediment load of water channels that…
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Technical Report

Enhancing mauri of land and water through land-use change

Located in the Waikato, Lake Waikare is one of Aotearoa New Zealand’s most polluted lakes. The Nikau Farm is a Maaori-owned farm at the southern…
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Video

Dispersed forage feeding to minimise negative impacts on soil and water quality

Scott Hassall harvests kale at scale on his farm in North Canterbury. Harvesting kale, (mowing, chopping, and feeding out) is not common practice in New…
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Technical Report

Application of Physiographic Science to the Northland Region: Preliminary Hydrological and Redox Process-Attribute Layers

Water quality outcomes can vary spatially across the landscape, even when there are similar land use pressures. These differences are often the result of natural…
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Journal Article

Communities and Climate Change: Why Practices and Practitioners Matter

Communities most vulnerable to the effects of climate change are intimately tied to a considerable amount of cultural and biological diversity. Much of that diversity…
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Where are we conducting our research?

This interactive map shows the location of all our research projects to help connect you with the research happening in your catchment.

Hover over regions and click to see key information about the projects.

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