Concentrations and standing crops of calcium, magnesium, potassium and sodium in soil and litter arthropods and their food in an aspen woodland ecosystem in the Rocky Mountains (Ca... von Carter, Alan, Cragg, J.B.

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Potassium and calcium cycling by Eupterotegaeus rostratus (Acari: Cryptostigmata) von CARTER, ALAN, CRAGG, J.B.

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Ecology of a Subarctic Mire, edited by M. Sonneson von Cragg, J.B.

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Merlewood research station. Report for 1970–1972 von Cragg, J.B.

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Thinking about the future: A critique of the limits to growth von Cragg, J.B.

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The last refuge von Cragg, J.B.

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Thinking about the future: A critique of the limits to growth: Edited by H. S. D. Cole, Christopher Freeman, Marie Jahoda & K. L. R. Pavitt. Chatto & Windus for Sussex University P... von Cragg, J.B.

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Merlewood research station. Report for 1970–1972: The Nature Conservancy, Natural Environment Research Council. Titus Wilson and Son Ltd., Kendal, U.K.: 1–66 pp., illustr., 50p, 19... von Cragg, J.B.

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The last refuge: by J. G. Nelson. Harvest House (Environment Series) Montreal, Canada: 230 pp., 7 maps and charts, 2 photographs, 25·5 × 14·25 cm, $7.50, 1973 von Cragg, J.B.

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D.D.T. As An Anti-Blowfly DIP von Cragg, J.B.

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Environmental science in the Canadian Rockies von Cragg, J.B.

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Selection of Microfungi by Enchytraeidae (Oligochiieta) and other members of the soil fauna von Dash, M.C., Cragg, J.B.

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Ecology of Enchytraeidae (Oligochaeta) in Canadian Rocky Mountain Soils von Dash, M.C, Cragg, J.B

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Litter fall and chemical cycling in an aspen (Populus tremutoldes) woodland ecosystem in the Canadian Rockies von CRAGG, J.B., CARTER, ALAN, LEISCHNER, CLARA, PETERSON, E.B., SYKES, G.N.

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Anti-HIV and Cytotoxic Alkaloids from Buchenavia capitata von Beutler, John A, Cardellina, John H, McMahon, James B, Boyd, Michael R, Cragg, Gordon M

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The involvement of prostaglandins and thromboxanes in the response to pulmonary embolism in anaesthetized rabbits and isolated perfused lungs von Todd, M.H., Cragg, D.B.J., Forrest, J.B., Ali, M., McDonald, J.W.D.

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The adaptation of amphibian waste nitrogen excretion to dehydration von Balinsky, J.B., Cragg, Mavis M., Baldwin, E.

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A comparative study of nitrogen excretion in some amphibia and reptiles von Cragg, Mavis M., Balinsky, J.B., Baldwin, E.

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