Coverage Articles

This article continues from Part 1. Droplet size Droplet size influences droplet behaviour. The following table lists the pros and cons to changing droplet size when overall spray volume (e.g. L/ha) remains constant. Relative Spray Quality Pros Cons Coarser Droplets Lower drift potential because ...Read More

Introduction I’ve studied spray applications in a diversity of crops, both broad acre and specialty, but perhaps nothing is as challenging large tree nut canopies. Australia’s macadamia orchards can form >10 metre high, >4 metre deep canopy walls! So in writing this article I ...Read More

Please note: There have been a few changes to the results in this article since it was first posted. This research was performed with Dennis Van Dyk (@Dennis_VanDyk), vegetable specialist with the Ontario Ministry of Agriculture, Food and Rural Affairs. In recent years, Syngenta ...Read More

An “Alternate Row Middle (ARM)” spray application is where the airblast sprayer passes down every second row. The intent is to improve efficiency by cutting the driving time in half. The operator hopes to provide suitable coverage on both the sprayer-facing half of the ...Read More