Statement of responsibility:

Publication/Distribution (Imprint):

New York : United Nations, 1990.

Physical Description:

286 p. : tables

Series Title:

ISBN 92-1-016249-8

Language:

ISBN:

9210162498

Subjects--Topical Terms:

Chemicals.
Fertilizers and manures.
ENG

Class. No:

B 16.54 UNI -9583

Accession No:

9583