Off-Label Spraying: A Lose-Lose Situation

Submitted by Dustin Morton, Commercial Horticulture Specialist with Alberta Agriculture and Forestry. Horticultural chemicals and pesticides often have the dubious distinction of being more expensive than their field crop cousins. In order to reduce costs, growers may sometimes buy and use chemicals which have the same active ingredient, but are not registered for the crop […]

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Tank Rinse Dilution

If you have a limited amount of clean water to rinse your sprayer, this app can help you decide how to make the best use of it.  Simple enter two values – the amount of pesticide remaining in your tank sump (including the suction line to the pump and the return line to the tank), […]

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Water Quality and Spray Application

Water is one of the main inputs into a spray operation. The amount of water applied per acre is closely related to spray coverage and pesticide performance. But water quality – a term encompassing its cleanliness and chemical composition – is also critical to the performance of pesticides. Ensuring good performance means testing water and […]

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Selecting the Right Water Volume

JD 4940

Low water volumes can mean less effort to apply pesticides. But there is a limit to how low water volumes can go before problems appear. To understand the reasons why, and help applicators use the right volume for a given situation, we briefly outline what happens to a spray cloud as it reaches the crop canopy. Basic Principles […]

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Cleaning Your Sprayer

Sprayer Cleaning

We all know the importance of cleaning out a sprayer. It protects a sensitive crop. It protects people working with the sprayer. It protects the sprayer and its components. But cleaning the sprayer is a pain. Here are some tips to make it easier. Some herbicide label instructions are cumbersome, requiring many flushes with full […]

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