Raspberries in a high tunnel need to be sprayed for spotted wing drosophila or other insects at night when it is dark in order to avoid contacting pollinators with pesticides. We have been working on setting up a fixed-spray system demonstration for raspberries in the high tunnel. We used the Cornell University Extension guidelines to construct a fixed spray system that would … [Read more...] about Progress on the fixed-spray system for raspberries in the high tunnel