Biblioteca Digital

177 resultados para seasonal reproduction

On methods of reproduction as specific characters

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Seasonal changes in the nitrate content of sea-water

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The seasonal abundance and distribution of the pelagic young of teleostean fishes caught in the ring-trawl in offshore waters in the Plymouth area

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Seasonal variations in the phosphate and silicate content of sea-water in relation to the phytoplankton crop. Part V. November 1927 to April 1929, compared with earlier years from 1923

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Seasonal changes in the silica content of natural waters in relation to the phytoplankton

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The seasonal distribution of macroplankton as shown by catches in the 2-metre Stramin ring-trawl in off-shore waters off Plymouth

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Seasonal changes in biomass of Calanus finmarchicus in the Plymouth area in 1930

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On the biology of Calanus finmarchicus. Part IV. Seasonal changes in the weight and chemical composition in Loch Fyne

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The variation of excess base with depth in the English Channel with reference to the seasonal consumption of calcium by plankton

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On the biology of Calanus finmarchicus. V. Seasonal distribution, size, weight and chemical composition in Loch Striven in 1933, and their relation to the phytoplankton

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The seasonal abundance and distribution of the pelagic young of teleostean fishes caught in the ring-trawl in offshore waters in the Plymouth area. Part II

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Seasonal changes in the ovary of the immature hake, Merlucius merluccius L.

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The seasonal abundance of the pelagic young of teleostean fishes in the Plymouth area. Part III. The year 1935, with a note on the conditions as shown by the occurence of plankton indicators

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The seasonal abundance of the pelagic young of teleostean fishes in the Plymouth area. Part IV. The year 1936, with notes on the conditions as shown by the occurence of plankton indicators

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On the seasonal abundance of young fish. V. The year 1937

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