Think before adding adjuvants

Spreader/Surfactant penetrating wax paper to get to water-sensitive paper.

It’s odd to begin an article by suggesting the reader consult another, but Dr. Tom Wolf wrote a great article about adjuvants for SaskPulse in 2023 and you can and should download it here. Tom defines adjuvants as “any substance in an herbicide formulation or added to the spray tank to modify the biological activity […]

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Closed Transfer Systems

This article was co-authored by Mick Roberts (Owner/Editor of Pro Operator Magazine) with significant contributions from Jan Langenakens (Principal at AAMS) and thanks to insightful communications with both users and manufacturers of CTS. It includes updates from the 2023 Agritechnica Trade Fair. What is a Closed Transfer System? Closed Transfer Systems (CTS) permit the direct […]

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Tank mixing urease and nitrification inhibitors in corn weed-and-feed applications

This article is based on work performed by Mike Schryver, BASF Technical Service Specialist. Introduction Nitrogen is an essential nutrient required throughout a plant’s lifecycle. It is commonly applied to corn in either a granular form as urea or in a liquid form as urea-ammonium nitrate (UAN). Depending on soil type and precipitation, significant amounts […]

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Mode of Action and Spray Quality

The decision on which application method is best for herbicides boils down to two main factors: (a) target type and (b) mode of action. In general, it’s easier for sprays to stick to broadleaf plants on account of their comparatively larger leaf size and better wettability compared to grassy plants. There are exceptions, of course […]

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Tank mix compatibility

This article was co-written with Mike Cowbrough, OMAFRA Weed Management Specialist – Field Crops What is Tank Mixing? Tank mixing is the practice of combining multiple registered agricultural products in the sprayer tank for application in a single pass. The Pros of Tank Mixing The Cons of Tank Mixing Tank mixing requires caution and careful […]

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