00694     2200205   4500001002100000008004100021035002000062245009200082100001800174260005400192300004900246084001900295520005700314082001500371650001300386650002500399650001500424650002500439990002400464INLIS000000000003001                                   Ind    a0010-1118003001  aAssesment of fertilizer nitrogen requirement of potatoes and sugar beetcNEETESON, J.J.  aJ.J. Neeteson  aWageningenbInternational Agrarisch Centrumc1989  a41 p. : ill. ; 20 cm.c41 p. : ill. ; 20 cm.  a635.21-184NEEa  aThesis (Dr.)-Landbouwhogeschool te Wageningen, 1989.  a635.21-184  aPOTATOES  aNITROGEN FERTILIZERS  aSUGAR BEET  aNITROGEN FERTILIZERS  a1372/DTS/89-mfn4684