In this article. DMSO, or dimethyl sulfoxide, is a by-product of paper making. It comes from a substance found in wood. DMSO has been used as an industrial solvent since the mid-1800s.MSO is easily absorbed by the skin. It's sometimes used to increase the body's absorption of other medications. DMSO is available without a prescription most often in gel or cream form.
Actual soil fertility is the amount of nutrients and moisture derived from the soil by the plants in a given year.
Managing soil biological fertility. 1  Minimise erosion as soil organisms are predominantly located in the surface layers, which are most easily eroded. 2  Maintain or increase the organic matter content of soil as organic matter is an important source of carbon, energy and nutrients for soil organisms. Use diverse rotations as they result in diverse inputs of organic matter and a diverse population of soil organisms.