Fertilizer manual /
United Nations
- New York : United Nations, 1980.
- no. ; 28 cm.
- Development and transfer of technology series no. 13 .
English, Hindi, and Sanskrit.
Fertilizers -- Handbooks, manuals, etc.
668.6202 / UNF
English, Hindi, and Sanskrit.
Fertilizers -- Handbooks, manuals, etc.
668.6202 / UNF