text Ind Repr. from : Neth. Journ. Agric. Sci., 34, 1986: p.273-281 NOORDWIJK, M.van ROOTS SOIL FERTILITY 631.45 Br.631.45NOOq INLIS000000000002750 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)