00312nam a2200121 a 4500008004100000020001500041050001500056100002100071245002600092260004200118300002100160350000900181120416s0000    ||||||||||||||||| ||    u  a019854670X  aSD 392 Mat  aMatthews, John D10aSilvicultural systems  aOxfordbOxford University Pressc1991  axii, 284p. : ill  a0.00