author = { Schepers, James S. AND Francis, Dennis D. AND Shanahan, John F. },

title = { Relay Cropping for Improved Air and Water Quality },

publisher = {Walter de Gruyter GmbH},

isbn = {1865-7125},

isbn = {0939-5075},

keywords = { General Biochemistry, Genetics and Molecular Biology },

year = {2005},

url = { http://slubdd.de/katalog?TN_libero_mab2 }