Spatial soil variability as a guiding principle in nitrogen management
By: Jan Verhagen
Contributors: Landbouwuniversiteit Wageningen
Publisher: [s.n.]
Published: 1997
Place of publication: Wageningen
Language: eng
Number of pages: 107
Notes: "Stellingen" inserted.

Thesis (doctoral)--Landbouwuniversiteit te Wageningen, 1997.

Includes bibliographical references (p. 95-102)

Summary in Dutch.