987 resultados para Oiticica, José - 1882-1957


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10 cartas y 1 tarjeta postal (mecanografiadas y manuscritas) ; entre 135x90mm y 260x185mm

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11 cartas (mecanografiadas y manuscritas) ; entre 150x215mm y 220x260mm

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10 cartas (mecanografiadas y manuscritas) ; entre 160x85mm y 220x165mm

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Studies of gonads of yellowfin and skipjack tunas (Neothunnus macropterus and Katsuwonus pelamis) carried out by the Inter-American Tropical Tuna Commission indicate that during summer months the offshore area in the region of the Revilla Gigedo Islands is a spawning location for these two species (Schaefer and Orange, 1956). In July of 1957 a cruise "Tuna Spawning Survey" was made aboard the vessel ORCA to make plankton hauls and to collect ancillary data for the primary purpose of surveying abundance of tuna larvae in this region. (PDF contains 17 pages.)

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ENGLISH: The Inter-American Tropical Tuna Commission was established under authority of a Convention between the Governments of Costa Rica and the United States, which entered into force in 1950_ The Convention provides for the adherence of other governments having an interest in the tuna and tuna-bait resources of the Eastern Tropical Pacific Ocean, by exchange of correspondence with existing members. Panama adhered to the Convention in 1953. SPANISH: La Comisión Interamericana del Atún Tropical fué establecida en virtud de una Convención entre los Gobiernos de Costa Rica y de los Estados Unidos, cuya vigencia comenzó en 1950. Dicha Convención permite la entrada de otros gobiernos que tengan interés en los recursos de atún y de peces de carnada para su pesca en el Océano Pacífico Oriental Tropical, mediante el intercambio de correspondencia con los países firmantes. Panamá se adhirió a la Convención en 1953. (PDF contains 134 pages.)

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7 cartas (mecanografiadas y manuscritas) ; entre 210x270mm y 210x295mm y una tarjeta de 140x105mm

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4 cartas (manuscritas) ; entre 210x260mm y 150x200mm

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1 tarjeta postal (manuscrita) ; 150x100mmm

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2 cartas (manuscritas) ; entre 210x210mm y 210x160mm

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Morphological observations of the dinoflagellate Ceratium hirundinella are given and a key to the difference in types provided. Illustrations are included.

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To ascertain the effect of various concentrations of oxygen in water on the fry of rainbow trout experiments were made with aquaria at various concentrations of oxygen. The food supplied was chironomid larvae (Chironomus plumosus). A surplus of food was supplied to the fry. Indices are given of the reaction of the fry to different temperatures.

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2 cartas (manuscritas) ; 135x220mm

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10 cartas (mecanografiadas); entre 210x255mm y 210x310mm. [La carta fechada el 10-11-1942 esta incompleta, falta la primera hoja]

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11 cartas (mecanografiadas y manuscritas); entre 170x225mm y 215x275mm

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8 cartas (mecanografiadas y manuscritas); entre 150x210mm y 215x275mm .- 1 Felicitación de Navidad (manuscrita y sin fecha) ; 110mmx160mm