References
Björkman, E., Om mykorrhizans utbildning hos tall-och granplantor odlade i näringsrika jordar vid olika kvävetillforsel och ljustillgång. Medd. Statens Skogsförsöksanstalt Stockholm32, 23–74 (1940).
Björkman, E., Über die Bedingungen der Mykorrhizabildung bei Kiefer und Fichte. Symbolae Botan. UpsaliensesVI (2) 1–191 (1942).
Björkman, E., The ecological significance of the ectotrophic mycorrhizal association in forest trees. Svensk. Botan. Tidskr.43, 223–262 (1949).
Hagedorn, H. C. and Jensen, B. N., Zur Mikrobestimmung des Blutzuckers mittels Ferricyanid. Biochem. Z.135, 46–58 (1923).
Harley, J. L. and Waid, J. S., The effect of light upon the roots of beech and its surface populations. Plant and Soil7, 96–112 (1955).
Hatch, A. B., The physical basis of mycotrophy inPinus. The Black Rock Forest Bull.6, 1–168 (1937).
Jackson, M. L., Soil Chemical Analysis. Prentice-Hall. Inc. N.J. (1958).
Mitchell, H. L., Pot culture tests of forest soil fertility. The Black Rock Forest Bull.5, 1–138 (1934).
Pickles, G. H., The examination of three methods of measuring light intensity. Unpublished Thesis Dept. of Forestry, University of Oxford (1955).
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Handley, W.R.C., Sanders, C.J. The concentration of easily soluble reducing substances in roots and the formation of ectotrophic mycorrhizal associations — A re-examination of Björkman's hypothesis. Plant Soil 16, 42–61 (1962). https://doi.org/10.1007/BF01378157
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DOI: https://doi.org/10.1007/BF01378157