Fertilizer guide for tropical and subtropical farming
By: [by] J. G. de Geus.
Contributors: Centre d'etude de l'azote.
Publisher: Centre d'etude de l'azote
Published: 1967
Place of publication: Zurich
Language: eng
Number of pages: 727
Subjects: Fertilizers -- Tropics.; Tropical crops -- Fertilizers.; Agriculture -- Tropics.
Notes: Includes bibliographies.