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Nozzles for spraying herbicides

Residual herbicides - carryover and behaviour in dry conditions

8 June 2018

The term 'residual' applies to a number of herbicides that have a long lasting activity in the soil. These herbicides are often applied directly to the soil prior to planting crops, pre-emergent.

trial site image

Primary Industries Development 2020 Research Trials Map

22 January 2018

In 2020 the Department is conducting over 300 Grains Research trials across the state from Kununurra in the north to Esperance in the south.

Field research services

21 March 2017

Field research services (FRS) ensures the delivery of timely and efficient technical expertise to implement field research experiments across the Western Australian grainbelt.

Assessing burnt stubble

Crop weeds: reduce weed seed numbers in the soil

9 December 2010

One method of weed control is to remove weed seeds in the fallow, stubble and pre-sowing phase.

Dr Ben Biddulph at the frost research trial taking observations with crop monitoring equipment

Fighting frost damage in cereals

12 February 2013

The department is a key partner in the Grains Research and Development Corporations' (GRDC) National Frost Initiative (NFI) which aims to provide the Australian grains industry with targeted resear

A wheat crop on a gently sloping hill showing a clear demarcation of an area showing frost damage with retarded growing compared to a well performing area.

Managing frost risk

14 December 2010

Frost occurs on clear nights in early spring when the air temperature drops to 2°C or less.

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