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.
A distinction is made between natural and actual soil fertility. The former is determined by the nutrients and moisture present in the soil and by other environmental conditions. Actual soil fertility is the amount of nutrients and moisture derived from the soil by the plants in a given year.