StriVectin is one of the leading names in stretch mark removal creams. This product claims to improve the appearance of both stretch marks and wrinkles, with visible results as early as two weeks after beginning a regular beauty regime. However, some marks may take up to eight weeks to show improvement.
Primary succession. Definition. noun. An ecological succession that occurs following an opening of uninhabited, barren habitat or that occurs on an environment that is devoid of vegetation and usually lacking topsoil. Supplement.
Primary succession. 1  Erosion: Wind and water erode the soil and deposit it elsewhere and vegetation changes. 2  Physiography: The configuration of the land surface helps the agents of erosion, i.e. wind, water and gravity to create new soils, eg., land slide may take place on a steep slope, destroying the forest.