共 14 条
[2]
EMILSSON BORJE, 1949, ACTA AGRIC SUECANA, V3, P189
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Hemberg T, 1946, ARK BOT B, V33
[9]
Hemberg T., 1947, ACTA HORTI BERGIANI, V14, P133
[10]
JAHNL G., 1951, Veroffentlichungen der Bundesanstalt fur alpine Landwirtschaft, VHft 4, P1