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.
Chinese medicine Any of 22 different deciduous plants, mostly of the Panax familyâe.g., Panax ginsengâthat are native to Southeast Asia; ginseng root contains panaxin, panax acid, panaquilen, panacen, sapogenin, and ginsenin; it is used in Chinese herbal medicine as a tonic and restorative, and said to have immunologic, hormonal, and stress-reducing effects; it has been used for respiratory infections, gastrointestinal complaints including anorexia, bloating, depression, diarrhoea ...