Título: | Fishery Investigations, 1956 Series II. vol. XX n° 4 - Variada - Phytoplankton and the herring. Part. V. |
Autores: | D.H. Cushing, Autor |
Tipo de documento: | Serial check-in : texto impreso |
Fecha de aparición: | 01/05/1956 |
Fecha de publicación: | 1956 |
Dimensiones: | 19 / il |
Idiomas: | Inglés |
Palabras claves: | Fitoplancton,Mejillones |
Resumen: | Dead fish were hung in their swimming positions from netting stretched across a frame, which in its turn was suspended beneath an echo sounder. Observations were made on different numbers of cod, herring, and 110 c.c. air bladders at different depths. Signals were matched on a C.R.O. with a signal injector put in the circuit between the receiver and the amplifier. |
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5403200766-12 | FINV | Publicaciones Periódicas | Revistas | Revistas | Disponible |