Breeza, NSW

The Corteva Agriscience Breeza research station based on the Liverpool Plains in Northern NSW has an esteemed history of over 30 years continuous research, development, and demonstration, which has underpinned the development and extension of some of the most significant products for the Northern broadacre market. 


Main Season Trials 2021

Outline of Trials, Breeza 2021

Outline of Trials, Breeza 2021

This video walks through how the Research Field Trials at Breeza Field Station are conducted, how they are sown and sprayed.
This example relates to the Graminicide and Paradigm Arylex active matrix of Main Season 2021.

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Breeza Trials 2021

Arylex Forage Crops Trial

This trial was set-up in April 2021 to apply ten herbicide treatments, at two timings, and see what the effect of herbicides +/- simulated grazing was on the growth of seven different pasture species at Breeza, NSW.

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Paradigm Mixing Partners, Breeza 2021

Paradigm Mixing Partners

This trial was conducted to demonstrate the strengths of Arylex active, the different weed spectrum controlled by Paradigm and how to use product mixtures to broaden the weed spectrum e.g. wireweed

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Grazon Extra Plantback Trial, Breeza 2021

Grazon Extra Plantback Trial

This trial was set-up from April 2021 to apply eight herbicide treatments at 4, 2, 1 and 0.5 months before planting ten different forage species to determine the safe plantback period. With above average rainfall during 2021, breakdown of herbicides was quicker than normal.

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Graminicide Early Timing, Breeza 2021

Graminicide Early Timing

This trial was conducted to evaluate the strength and flexibility of the Arylex range when mixed with a number of other crop protection products.

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Graminicide Late Timing, Breeza 2021

Graminicide Late Timing

Being able to control both broadleaf and grass weeds in a single pass has many operational and technical benefits for growers. This trial was conducted to evaluate the strength and flexibility of the Arylex range when mixed with a number of other crop protection products.

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Spring Trials 2020

Paradigm Late Season Mixes

Paradigm Arylex active late season mixes

This trial was sown in June 2020 and late applications were made in August & September. This trial highlights the flexibility of Paradigm Arylex active with different mix partners and at different growth stages with Paradigm alone.

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Rexade Mixing Partner

Rexade Arylex active Mixing Partner

This field trial was to demonstrate the compatibility of Rexade Arylex active when used with various mixing partners.

Sown in April 2020, treated August 2020.

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Arylex compatibility

Arylex active & Axial Xtra compatibility

This field trial at Breeza, NSW was to demonstrate the compatibility (crop selectivity and lack of graminicide antagonism) of our Arylex® active based herbicides, Trezac® as well as Paradigm® and Pixxaro® Arylex® active with Axial™ Xtra herbicide by Syngenta.

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Rexade Water Rate

Rexade Arylex active droplet & water rate

This trial is to demonstrate Rexade Arylex active droplet spectrum, water rate & adjuvant testing.

Water rates of 75 L/ha and 100 L/ha were compared using three size nozzle types. Slow motion videos and water sensitivity paper show the effects of the trial.

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Trezac Fallow Buckwheat

Trezac Arylex active on climbing buckwheat

This trial demonstrates the efficacy of Trezac Arylex active on climbing buckwheat control in Fallow. It compares against the standard of Tordon 242 and Hotshot. 

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Pre-Season Trials 2020


While the long-established demonstration and extension days continue to be central to our technology transfer strategy, in 2020, Corteva welcomes you to inspect our demonstration trials virtually, looking at herbicide selectivity, efficacy and compatibility across a range of grain crops, forage crops and pasture species.

Following the recent registration of Trezac® Arylex® active herbicide, the demonstrations focus on showcasing the use pattern, performance and flexibility of this new offering. There is also an extensive screen of Paradigm® and ForageMax® Arylex active herbicides on forage grasses and forage brassicas varieties. Please take the time to watch the summary video of this years trials.

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2020 Pre-Season Summary

Pre-Season Trials 2020

Forage and Rye Grass Trial

Rye Grass & Forage Brassica Selectivity

This trial was sown in early May in conjunction with PGG Wrightson using various varieties of Forage Brassicas and Rye Grass. The trial was sprayed on  25th May 2020 and demonstrates the selectivity of the newly registered use of Paradigm Arylex active over ryegrass pastures as well as ForageMax Arylex active crop selectivity at different rates and with different mixes as outlined in the spray protocol. 

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Pastures and Legumes Trial

Pasture Legume & Herb Selectivity Matrix

A screen of different varieties of herbs, legumes, rye grass and brassicas. Sown in beginning of May 2020, and sprayed in early June 2020. 

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Breeza Research Station

Arylex active Winter Crop & Weed matrix

Sprayed in late May 2020 and filmed 5 weeks after application, this matrix of cereals, legumes and brassicas demonstrates Arylex active products efficacy, crop selectivity and compatibility with some of the most commonly anticipated application combinations. 

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