00301nam 2217043 450000100060000000300230000600500090002900800410003808200110007910000180009026000220010824500510013017043StarLibrary Marc Built20180503201711 ||||| |||||||||||amh  a577.55 aLech Ryszkows bU.S.A: CRC c2002 aLandscpe Ecology In Agroeconsystems Management