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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Presentation

Mitigating the impacts of dairy farming on water quality – what have we achieved?

NZ Society of Soil Science, December 2018
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Journal Article

A review of the policies and implementation of practices to decrease water quality impairment by phosphorus in NZ, the UK, and the US

We outline policy in New Zealand, the UK, and the US who have imposed limits for P. We contrast the strategies used and discuss their…
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Guidance

Forestry Catchment Planner: User Guide

The User Guide provides a comprehensive overview of the Forestry Catchment Planner app‘s interface and key features. It helps users understand how to effectively navigate…
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Technical Report

Enabling Te Mana o Te Wai with Cultural Health Assessment Tools

In 2020, Poipoia embarked on research funded by Our Land and Water National Science Challenge with the primary aim of exploring the application of how…
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Journal Article

Plant species rather than elevated atmospheric CO2 impacts rhizosphere properties and phosphorus fractions in a phosphorus deficient soil

By 2050, elevated atmospheric CO2 (eCO2) could stimulate plant growth, but dwindling phosphorus (P) stocks in the soil could limit growth. However, little is known…
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Infographic

Method for measuring denitrification in groundwater

Groundwater contains dissolved nitrogen gas (from both the air and denitrification), and dissolved argon and neon gases (which come only from the air). By extracting…
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Journal Article

A review of regulations and guidelines related to winter manure application

Winter manure application elevates nutrient losses and impairment of water quality compared to applications in other seasons. We reviewed worldwide mandatory regulations and voluntary guidelines…
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Summary

Demand & Supply: Trends and Risks of Imported Feed

The global price and availability of supplementary feeds – grain and PKE – have significant implications for New Zealand livestock farmers. Recenty completed research assessed…
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Technical Report

Wairoa River Bed Sediment

The Wairoa River carries large quantities of fine sediment (clays, silts and sands). This fine sediment cloaks both the bed and the banks of the…
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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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