Primary productivity in the Tagus and Sado estuaries from May 1967 to May 1968
By: by Estela de Sousa e Silva, María Etelvina Assis and Maria Antónia M. Sampayo.
Contributors: Assis, Maria Etelvina, joint author.; Sampayo, Maria Antónia de M., joint author.
Series: Notas e estudos do Instituto de Biologia Marítima ;; no. 37
Publisher: Instituto de Biologia Marítima
Published: 1969
Place of publication: Lisboa
Language: eng
Number of pages: 31
Subjects: Marine productivity -- Portugal -- Tagus River Estuary; Marine productivity -- Portugal -- Sado River Estuary
Notes: Bibliography: p. 29-31.
Cover title.