View Our Strategy Document 2019 – 2024
June 26, 2024
Resources related to
Phosphorus
Adding phosphorus to soil can help grow plants – but too much in our water contributes to algal blooms. These resources can improve your understanding of how phosphorus moves from land to water, and help you find effective ways to minimise phosphorus loss.
Showing 1 - 12 of 149 results
Video
Monitoring Freshwater Improvement Actions webinar
This webinar explains an interactive WebApp that helps detect improvements in rivers, lakes and groundwater, and helps select appropriate monitoring technologies that enable early detection…
Technical Report
Learning from Farmers: On-farm emissions reductions
There is a growing emphasis on environmental sustainability within food and fibre systems, both in New Zealand and globally. This is reflected in government regulations,…
Journal Article
A review of the development and implementation of the critical source area concept: A reflection of Andrew Sharpley’s role in improving water quality
Critical source areas (CSAs) are small areas of a field, farm, or catchment that account for most contaminant loss by having both a high contaminant…
Technical Report
Technical Report
The viability, feasibility, and environmental effects from using New Zealand sourced phosphate
New Zealand has accessible, on-shore sources of phosphate, finds this report. There are known phosphate deposits in Clarendon, Otago (containing at least 1.6Mt of phosphate…
Journal Article
Phosphorus applications adjusted to optimal crop yields can help sustain global phosphorus reserves
With the longevity of phosphorus reserves uncertain, distributing phosphorus to meet food production needs is a global challenge. Here we match plant-available soil Olsen phosphorus…
Summary
Ki uta ki tai: Managing catchments for Healthy Estuaries
This research provided a new, national overview of the current state of the estuaries. About 60% of NZ estuary catchments do not meet the NPS-FM…
Interactive Tool
MitAgator
Built on a detailed farm map, MitAgator’s software gives a spatial view of where contaminant losses are occurring and identifies critical source areas (CSAs). Targeting…
Technical Report
Strategies to improve the efficiency and decrease the negative environmental impacts from phosphorous fertiliser use
This report is part of an Our Land and Water National Science Challenge funded project identifying strategies to improve phosphorus (P) use efficiency, decrease the…
Healthy Estuaries
Assessing the interactions between loadings of different contaminants from freshwaters on the health and functioning of estuaries
Phosphorus Best Practice
Investigating whether current fertiliser and effluent guidelines and policy are strong enough to prevent phosphorus loss
Physiographic Environments of New Zealand
Integrating landscape process knowledge with water chemistry to understand how and why surface water quality varies across New Zealand