Resources for

Farm Advisors

Paul Sutherland

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As a rural professional, you can help farmers and growers understand the drivers for regulation and get ahead of the game. Be confident in trying new approaches, with case studies and evidence-based resources to inform on-farm decision making and reduce risk.

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Summary

Assessing the Effectiveness of On-Farm Mitigation Actions

This research summary describes how effective on-farm mitigations have been so far, by comparing losses of nitrogen (N), phosphorus (P) and sediment in 1995 and…
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Journal Article

Municipal composts reduce the transfer of Cd from soil to vegetables

Cadmium (Cd) is a non-essential trace element that accumulates in agricultural soils through the application of Cd-rich phosphate fertiliser. Vegetables can accumulate Cd to concentrations…
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Journal Article

The effect of soil moisture extremes on the pathways and forms of phosphorus lost in runoff from two contrasting soil types

Soil moisture and Olsen P concentrations play an important role in phosphorus (P) losses in runoff. Our hypotheses were as follows: (1) rainfall applied to…
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Journal Article

The effect of irrigation and urine application on phosphorus losses to subsurface flow from a stony soil

Factors such as irrigation and soil pH can increase the solubility of P and its loss to water. Urine patches are known to alter pH…
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Technical Report

Next generation systems: a framework for prioritising innovation

There is increasing recognition that the land-based sectors will need new primary production systems to break the lock-step relationship between profitability and production, and environmental…
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Journal Article

Balancing water-quality threats from nutrients and production in Australian and NZ dairy farms under low profit margins

We summarise the losses of N and P from Australasian dairy farms, examine the policy drivers used for mitigating losses and evaluate the effectiveness of…
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Journal Article

Does variable rate irrigation decrease nutrient leaching losses from grazed dairy farming?

A six‚Äêyear study was conducted to determine whether the use of variable rate irrigation (VRI), compared to uniform rate irrigation (URI), could decrease N and…
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Journal Article

Assessing the Yield and Load of Contaminants with Stream Order: Would Policy Requiring Livestock to Be Fenced Out of High-Order Streams Decrease Catchment Contaminant Loads?

This paper won the JEQ Best Paper Award 2019. Concentration and flow data for 1998 to 2009 were used to calculate catchment load and yields…
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Guidance

Applying a Multi-Criteria Decision Making Framework to Facilitate Adoption of Next Generation Land-Use Systems in New Zealand

A land-use assessment framework has been developed by Next Generation Systems research to explore opportunities for adopting more suitable land use and to identify gaps…
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Presentation

Connecting NZ Food & NZ Farmers to the World

Central Plains Water farmer meeting, December 2018
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Technical Report

The Case for a Novel Edible Nut Agroforestry System

This paper reviews the case for a novel agroforestry system in the Rotorua lakes catchments, based on an interest in trees that can produce edible…
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Technical Report

Six ‘Star’ Grain and Legume Crops for NZ Farmers: Specialty Grains and Pulses Report

The Specialty Grains & Pulses Report identifies opportunities to expand the grain and pulse crops grown in New Zealand. The research team identified six crops…
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