Summary
During the years 1947/'49 the susceptibility of 37 species and varieties of crabapples was registered. The results are summarised in the table above and compared with those, mentioned in a previous article in this periodical by DrD. Mulder (55: 4, 1949).
Literatuur
Henning, W., Morphologisch-systematische und genetische Untersuchungen an Arten und Artbastarden der Gattung Malus. Der. Züchter, 17/18, H. 10/12, 1947.
Seeliger, R., Beobachtungen an Malus-Arten. Mitt. D. Dendr. Ges., 1934.
Wyman, Donald, Crabapples for America. Arn. Arb., Jamaica Plain, Mass., 1943.
Additional information
Biologisch Station te Wijster, Dr.
Tevens mededeling no 48 van het Biologisch Station te Wijster (Dr.).
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ter Pelkwijk, A.J. Waarnemingen over appelschurft op sierappels te Wijster (Dr.). Tijdschrift Over Plantenziekten 55, 312–314 (1949). https://doi.org/10.1007/BF01983298
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DOI: https://doi.org/10.1007/BF01983298