The New England Winter Fruit Seminars https://ag.umass.edu/fruit/news-events/new-england-winter-fruit-seminar-series are free and most of them are about tactics such as weather stations; online predictive models, etc that help growers make decisions in regards to pest control. Not organic, but may be helpful to growers to learn more. Is part of the EcoApple project that focuses on advanced IPM & less sprays for orchards.