Fertilizer guide for the tropics and subtropics
By: (by) Jan G. de Geus.
Contributors: Geus, Jan G       de.; Centre d'étude de l'azote.
Edition: (2d ed.).
Publisher: Centre d'etude de l'azote
Published: 1973
Place of publication: Zurich
Language: eng
Number of pages: 774
Subjects: Fertilizers.; Tropical crops.
Notes: First edition has title: Fertilizer guide for tropical and subtropical farming.

Includes bibliographies.