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.
The tools that appear on this page were sent by viewers of this website. Many have not yet been identified. If you know what they are, thenplease make contact! 1000. Anne Coyle (UK) sent the picture below. Simon Davis (Surrey UK) states that this is not a farm tool, it is a butcher's carcass stretcher used when butchering pigs. The y-shaped ends act as a rib cage expander.