Lichen sclerosus and lichen planus are fairly common, non cancerous skin conditions. They can affect different parts of the body, but commonly affect the vulva. When they affect the skin of the vulva, theyâre known as vulval LS or LP.
A gap-graded soil is a soil that has an excess or deficiency of certain particle sizes or a soil that has at least one particle size missing. An example of a gap-graded soil is one in which sand of the No. 10 and No. 40 sizes are missing, and all the other sizes are present.
Good soil is the secret to healthy plants, so the more you can understand your soil, the better. This easy soil texture test will help you determine the percentages of sand, silt, and clay in your soil. The ideal soil makeup consists of about: 1  40% sand. 2  40% silt. 3  20% clay.