In June 2013 we ran a ginseng spraying workshop and we learned as much as the growers did. Ginseng is notoriously difficult to spray: It is highly susceptible to pathogens given the high humidity and still conditions generally found under the shade structure. It forms a solid ceiling of leaves that resist spray penetrating to […]
Introduction An effective ginseng protection program begins with observing the Integrated Pest Management (IPM) process: diagnose the problem, monitor the problem, control the problem, and monitor the results. When spraying is warranted, the operator should understand the basics of application technology. This not only includes the equipment, but the effects of changing spraying parameters (such […]
In 2013 we ran a sprayer coverage demonstration in a ginseng garden in Norfolk County, Ontario. The goal was to encourage growers to reconsider their spray operation with an eye to coverage. We performed a down-and-dirty comparison between simple disc-core nozzles and the considerably more expensive Arag Microjets. Opinions were mixed, but we were confident the […]