Jakob Bennema text Wageningen H. Veenman & Zonen 1954 85 p., ill.; 24 cm NETHERLANDS -- SOIL EROSION -- SEA LEVEL 502.3/.7(492) 210519 20210519133015 INLIS000000000001329 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)