Autumn round up booklet 2025

This Arable Update describes the biology of small broomrape and initial data on control options including herbicides and their application timing.

This Herbage Update summarises three seasons of irrigation experiments investigating yield penalties from early versus late-season drought and identifying mechanisms to guide irrigation strategies for improved water-use efficiency.

This report outlines findings from the moisture probe trial including the performance of each of the systems tested in Year 2 (2024-25) and outlines key points to consider when choosing a moisture monitoring system based on findings from both year’s work.

This Arable Update outlines practical strategies for using SDHIs effectively in the field while protecting their long-term efficacy.

This Update outlines the latest results on how Zymoseptoria tritici (Zt), the fungus that causes Septoria tritici blotch (STB), is responding to succinate dehydrogenase inhibitor (SDHI - Group 3) fungicides in New Zealand wheat crops.

This Arable Update illustrates how alternating and mixing Modes of Actions and active ingredients can help sustain disease control, protect yield, and deliver financial returns.

This Update outlines the latest results on how Zymoseptoria tritici (Zt), the fungus that causes Septoria tritici blotch (STB), is responding to triazole fungicides in New Zealand wheat crops.

Farmers who save and replant legally protected cereal varieties can voluntarily declare their usage and pay a breeder royalty. The declaration system applies to all farm saved seed barley, and to farmer saved wheat if the resultant wheat crop does not pass through an end-point royalty collection agent. 

Growers are reminded to report any grass weeds that appear unfamiliar or could resemble black-grass (Alopecurus myosuroides). Early reporting remains one of our strongest tools for protecting the industry.

The moisture probe trial is back for 2025-26 season. We have moisture probes from different providers installed at our Chertsey research site. View the different companies dashboards here.