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.
Spartacus Educational. Farm Tools. Moulboard Plough: A plough that produced a deep furrow and turned the earth after it had been cut by the coulter and share. The moulboard was the device for guiding the plough and turning the earth over. To get the right depth for the seed the plough has to both cut and turn the earth.
Farm Metal Buildings, Agricultural Steel Buildings, Steel Storage Building Kits. Ironbuilt Steel designs and manufactures a full spectrum of agricultural metal buildings including steel barns, farm metal buildings, equipment storage sheds, hay storage, farm workshops, livestock shelter, dairy buildings, grain storage and produce storage buildings.