00721     2200217   4500001002100000008004100021035002000062245012400082100002600206260003900232300005100271084001600322520005200338520002100390082001200411650002600423650001300449650001400462650001600476990001100492INLIS000000000002518                                   Ind    a0010-1118002518  aNitrogen nutrition and rhizosphere pH of douglas-fir: Stikstofvoeding en rhizosfeer van douglascGIJSMAN, Arjan Jacobus  aArjan Jacobus Gijsman  aGroningenbRijksuniversiteitc1990  a132 p. : ill. ; 23 cm.c132 p. : ill. ; 23 cm.  a582.475GIJn  aThesis (Dr)- Rijksuniversiteit, Groningen, 1990  aBibl. p. 125-126  a582.475  aPSEUDOTSUGA MENZIESII  aNITROGEN  aNUTRITION  aRHIZOSPHERE  a955/91