text Berlin Paul Parey 1900 ger 72 p.: ill. ; 23 cm. Paul Wagner CROPS NITROGEN FERTILIZERS 631.811.1 631.811.1 WAG k 210922 20210922015336 INLIS000000000004208 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)