Bringing you the latest on-farm strategies!

View all
Video
Webinar 1 Drone Spraying – understanding new technology and its applications
Webinar 2 Managing fenceline weeds (and avoiding resistance!)
Webinar 3 Achieve effective pre-em weed control while protecting the crop at seeding
View all webinars
Podcast
Podcast 1 Regional Update – Erin Dalton, Forbes, NSW
Podcast 2 Beyond Resistance – Who really decides how you spray
Podcast 3 Regional Update – Austin Rayner, Nabawa, WA
View all podcasts
Article
Article 1 Navigating precision agriculture for weed control
Article 2 Killing weeds and staying below maximum residue limits
Article 3 Keeping weed numbers low pays off
View all articles

The ‘Big 6’ of the WeedSmart plan – how many do you do?

View all
Learn: The Big Six
We’re here to help make winning the battle against crop weeds simple.
View All
Learn: Weed Wisdom
Are you weed smart? Wise up to your weed status.
View All
Resources / Articles / Pulse width modulation (PWM) sprayers

Pulse width modulation (PWM) sprayers

December 7, 2023
Pulse width modulation (PWM) sprayers

PWM sprayers are continuing to improve with new technology providing more consistent performance, individual section control and turn compensation. Setting them up and using them correctly requires a good understanding of effective working speed range, correct nozzle size and determining the correct pre-set pressure.

GRDC published this publication in 2023.

View this publication on the GRDC website.







Download Factsheet
Back to articles
Download PDF

Related Articles

View all
Article
Ask an Expert

Killing weeds and staying below maximum residue limits

Steven Tilbrook, agronomist with the CBH Group in Western Australia, says that two of the greatest risks to Australian grain markets are weed seed contamination and chemical residues. Read More...
Article
News

Low-dose herbicide applications can accelerate resistance

Sub-lethal herbicide doses cause an effect called hormesis, which results in some weeds showing a fitness advantage over untreated plants. Read More...
Case Study
Case Study

Rhys and Joel Curr, Trundle NSW

The Curr family, Trundle NSW are implementing an integrated weed management strategy as they expand their area of cropland. Read More...

Factsheets

View all
PDF
Fact Sheet

Research paper: Diverse systems to manage herbicide-resistant annual ryegrass

High levels of control (>95%) over 3 consecutive seasons can reduce ARG seedbanks. Diverse crop sequences are the most cost-effective method. Read More...
PDF
Fact Sheet

Impact of weeds on Australian grain and cotton production

Weeds are one of the most significant costs to Australian grain and cotton producers, costing $4.4 billion annually, or an average $206/ha. Read More...
PDF
Fact Sheet

Research paper: 2013 to 2017 random surveys for herbicide resistant grass weeds

Frequency of herbicide resistance in wild oats, brome grass and barley grass as determined by random surveys across south-eastern Australia. Read More...
PDF
Fact Sheet

Research paper: Eleven years of integrated weed management

Eleven years of integrated weed management: long-term impacts of row spacing and harvest weed seed destruction on Lolium rigidum control. Read More...

Subscribe to the WeedSmart Newsletter