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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Technical Report

Evaluation of the physiographic method for the Tasman Region

The work undertaken in this project provides Tasman District Council with a foundation for which the physiographic approach can be applied within the region. The…
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Journal Article

Phosphorus and iron-oxide transport from a hydrologically isolated grassland hillslope

Losses of N, P and Fe in drainage responded differently to waterlogging. Moderate nitrate concentration prevented Fe–P dissolution and loss in drainage. Low nitrate concentrations…
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Interactive Tool

Groundwater Detection Power Calculator

This GitHub package is designed to calculate the statistical power of detecting a change in groundwater/surface concentration depending on sampling duration, sampling frequency, ‘true’ receptor…
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Journal Article

The impact of cattle grazing and treading on soil properties and the transport of phosphorus, sediment and E. coli in surface runoff from grazed pasture

Contaminant loss from grazed pasture can negatively affect freshwater quality. There is, however, little data on the impact of different levels of grazing/treading on contaminant…
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Journal Article

Governance of market-oriented fresh food value chains: Export chains from NZ

This study explored how the governance of a global food value chain can facilitate the value chain’s market orientation towards the values of final consumers.…
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Technical Report

Report on strip-till trial for seed crops

This experiment aimed to investigate if the seed yield of radish can be maintained through the use of strip tillage compared with full cultivation. Radish…
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Journal Article

Farm-scale carbon and nitrogen fluxes in pastoral dairy production systems using different nitrogen fertilizer regimes

The nitrogen (N) fertilizer application rate (kg ha/1 year) in pastoral dairy systems affects the flow of N through the soil, plant and animal pools…
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Journal Article

Physiographic Environment Classification: a Controlling Factor Classification of Landscape Susceptibility to Waterborne Contaminant Loss

Spatial variation in the landscape factors climate, geomorphology, and lithology cause significant differences in water quality issues even when land use pressures are similar. The…
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Technical Report

The Governance of Value Creation and Capture in Agri-Food Supply Chains: A Conceptual Framework, Propositions and Protocols

The concept of value is central to business operations and how the process of value creation and value capture is managed is a critical success…
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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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