I Encontro Nacional de Rocha Fosfática.
Contributors: Instituto Brasileiro do Fosfato.
Publisher: IBRAFOS
Published: 1979
Place of publication: [Rio de Janeiro?]
Language: por
Number of pages: 248
Subjects: Phosphate rock -- Brazil -- Congresses.; Phosphatic fertilizers -- Brazil -- Congresses.; Phosphatic fertilizer industry -- Brazil -- Congresses.
Other titles: 1o. Encontro Nacional de Rocha Fosfática.
Notes: Cover title.