Assessment of fertilizer nitrogen requirements of potatoes and sugar beet text Wageningen Internationaal Agrarisch Centruum 1981 Ind 114 p. : ill. ; 24 cm. 114 p. : ill. ; 24 cm. Disertasi(Dr)-Landbouwwetenschappen te Wageningen, 1981 NEETESON, J.J. SOLANUM TUBEROSUM SUGARBEET NITROGEN FERTILIZERS 635.21-184 635.21-184NEEa INLIS000000000026314 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)