Plants and animals help keep the soil fertile. Plant roots tunnel through the soil and break it up, and decaying plants form humus. Burrowing animals mix the soil; the excrete of animals contribute nutrients and improve soil structure.
Chinese medicine is a system of medicine partly based on the idea that an energy, called qi (say chee), flows along pathways in the body called meridians. In this belief, if the flow of qi along these meridians is blocked or unbalanced, illness can occur.
Dong Quai in Chinese medicine. In China, Dong quai root is known as the empress of herbs and also called dang gui, which means proper order, in reference to Dong quai's benefits. It is one of the most widely consumed herbs in China.ong Quai in Chinese medicine. In China, Dong quai root is known as the empress of herbs and also called dang gui, which means proper order, in reference to Dong quai's benefits. It is one of the most widely consumed herbs in China.