00298nam a2200121Ia 4500008004100000020001400041041000700055082001500062100002000077245003400097260003200131300001300163180612s9999||||xx |||||||||||||| ||und||  a713128348  aen  a574.5'2642  aPACKHAM John R. 0aEcology of Woodland Processes  aLondonbEdward arnoldc1982  aix, 261p