1. pathogen-any disease-producing agent (especially a virus or bacterium or other microorganism). microorganism, micro-organism-any organism of microscopic size.infectious agent, infective agent-an agent capable of producing infection. Translations.. pathogen-any disease-producing agent (especially a virus or bacterium or other microorganism). microorganism, micro-organism-any organism of microscopic size.
Agricultural Tools. The Agricultural Tools ClipArt gallery offers 195 illustrations of hand tools such as plows, pitchforks, insecticide sprayers, rakes, and rollers.
Contributing editor Carol Ekarius shares her list of essential tools and equipment that every farm should have. Be sure you have the right stuff. In 1981, Ken and I made our first move out of town. We rented a log house on 40 acres, with a sub-irrigated pasture.