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Geus, J. G. de.

Fertilizer guide for tropical and subtropical farming (by) J. G. de Geus. - Zurich Centre d'etude de l'azote 1967 - 727 p. ill. 20 cm.

Includes bibliographies and index.

Subjects--Topical Terms:
Agriculture--Tropics.
Fertilizers--Tropics.
Tropical crops--Fertilizers.

LC Class. No.: S633 / .G44

Dewey Class. No.: 631.809025 GEU 1967