Crop-Adapted Spraying – A Three Year Study in Highbush Blueberry

This work was performed with Erica Pate, OMAFRA Fruit Crop Specialist This case study took place on a 15 acre highbush blueberry operation in southern Ontario. In 2016, considerable pressure from spotted-wing drosophila (SWD) prompted the growers to make changes to their crop management practices and their spray program. They employed a three-pronged approach to […]

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Installing a Continuous Rinse System

Cleaning, flushing, triple-rinsing… whatever you call it, sprayer sanitation is a time-consuming and distasteful task. Methods vary, but they generally span from the classic triple rinse (30-45 minutes) to a full tear-down and decontamination (many hours and likely an overnight soak). The operator decides how much time and effort to invest depending on the chemistry they’ve […]

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Nozzle positions – On or off?

Adjusting the nozzles on a fishtail-style nursery sprayer.

Spray that is not directed at the target is wasted spray. Many pesticide labels specifically require the operator to restrict spray to the target canopy. Spray that escapes above the canopy is a significant source of off-target drift. Foliar applications that extend below the canopy are not efficacious and represent waste and lost productivity. Air […]

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