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.
an old horse drawn manure spreader. Find this Pin and more on Vintage - Farm Equipment by zezesfuntime. Pieced Pastimes: DH's Love of Old Farm Implements Antique Farm Equipment | This is his latest find - an old horse drawn 'Manure Spreader'. It now ... See More