Biblioteca Digital

16 resultados para Water in agriculture

The hydrogen ion concentration of sea water in its relation to photosynthetic changes. Part II.

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Hydrographic features of the water in the neighbourhood of Plymouth during the years 1921 and 1922

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Seasonal changes in the phosphate content of sea water in relation to the growth of the algal plankton during 1923 and 1924.

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The hydrogen ion concentration of sea water in its biological relations.

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The hydrogen ion concentration of sea water in its relation to photosynthetic changes.

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Salinity interchange between sea-water in sand and overflowing fresh-water at low tide

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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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The phosphate content of sea water in relation to the growth of the algal plankton. Part III.

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On the use of sodium bicarbonate and calcium in the rectification of sea-water in aquaria

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Salinity interchange between salt water in sand and overflowing fresh water at low tide. II.

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Chemical properties of the sea water in the neighbourhood of the Labadie Bank

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The mixing and movement of water in the estuary of the Thames

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On the nutrition and metabolism of zooplankton. II. The relationship between the marine copepod Calanus helgolandicus and particulate material in Plymouth sea water, in terms of amino acid composition

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Salinity Of Surface-Water In A Partially-Mixed Estuary And Its Dispersion At Low Run-Off

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Distributions Of Suspended Sediment At High Water In A Macrotidal Estuary

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