text Wageningen Patrick W.F.M. Hommel 1987 eng 206 p. : ill. ; 24 cm. Thesis (Phd)-Landbouwuniversiteit te Wageningen, 1987. Patrick W.F.M. Hommel NATURE CONSERVATION ECOLOGY 502.7 502.7 HOM l 241014 20241014084846 INLIS000000000002477 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)