If I had a Low Drift Nozzle

Sung to the tune of “If I had a Rocket Launcher” by Bruce Cockburn Here comes the John Deere sprayer — second time today; All the insects scatter and hope it goes away; How many larvae murdered only Dow can say; If I had a low drift nozzle… I’d make somebody spray. I don’t believe […]

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The Label Summary Sheet Proposal

We’ve identified and discussed shortcomings in the content and design of today’s pesticide labels in an earlier article. From the perspective of the spray applicator, the information needed most often can be difficult to locate, anachronistic, contradictory, subjective or even missing from the label altogether. To truly encourage an applicator to read and follow the label we need a consistent, concise and […]

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Three manageable factors that affect spray drift

It’s not only field sprayers that drift. Photo Credit – G. Amos and D. Zamora, Washington State.

In 2014 one of our OMAFRA summer students designed a short-and-gritty demonstration using a backpack sprayer, a variable-speed fan and some water-sensitive paper positioned downwind at 1.5 metre intervals. The intent was to illustrate how sprayer operators could reduce the potential for off-target drift by recognizing and accounting for three factors: Apparent wind speed (i.e. […]

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Pro Tips for Pre-Harvest and Desiccation Sprays

A version of this article was originally written by @nozzle_guy as a guest blog for Farm At Hand, and is reproduced with permission. One of the smartest decisions a grower could make is to consider a late-season harvest-aid application. Particularly in years with thinner stands, weeds can maintain a foothold. Late season moisture can give […]

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Riparian vegetation or low-drift nozzles for water protection?

Authors: T M Wolf, B C Caldwell and J L Pederson. Originally published in Aspects of Applied Biology 71, 2004, in expanded form. Abstract Spray drift deposition into water bodies may pose environmental and health hazards, and buffer zones have been suggested as a means of mitigating water contamination.  Field trials were conducted to determine […]

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