1. The effects of light, temperature, after-ripening, nitrate and water on Chenopodium album seed germination;Altenhofen;Environ Ecol Res,2014
2. Anonymous (2007) Spanish Broom (Spartium junceum). Washington, DC: King County Noxius Weed Control Program, Department of Natural Rescue Parks, Water Land Research Division.
3. Bauer Manderscheid E (1980) Los montes de España en la Historia. Madrid, Spain: Ministerio de Agricultura.
4. The role of perennial plants in preserving annual plant complexity in a desert ecosystem;Berg;Geoderma,2012
5. Black CA (1967) Methods of Soil Analysis. Madison, WI: ASA, Monography.