Airblast Spraying in Poor Conditions

For many airblast operators, the spring of 2019 has been very difficult. The frequency and duration of rain events has left limited opportunity for orchard sprays. Even then, the periods between rains are transitions between warm and moist conditions and cold fronts, which makes wind gusty and changeable. These same periods leave wet alleys prone […]

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Air Orientation for Wrap-Around Sprayers

One of the pleasures of working in agricultural extension is when you’re able to help a grower solve a problem. This was one of those happy occasions. An orchardist purchased a Lipco multi-row recycling sprayer and wanted help evaluating their spray coverage. We worked in 3.7 m (12 foot), mature, high-density Royal Gala trees. The […]

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ExactApply: How to add “Section Flow %” Module to Run Screen

The John Deere ExactApply system has a pulsing feature, more commonly known as “Pulse Width Modulation” (PWM). From the operator’s perspective, it’s important to know the Duty Cycle that the system is operating at. The Duty Cycle (DC) is the percentage of time that the pulsing solenoids are “on”, or flowing. At the average travel […]

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