共 13 条
[2]
Francke H-L., 1934, FLORA, V129, P1
[4]
HARLEY JL, 1969, BIOLOGY MYCORRHIZA
[5]
Johansen D. A., 1940, PLANT MICROTECHNIQUE
[6]
MARX DONALD H., 1965, FOREST SCI, V11, P66
[7]
MELIN E., 1921, Svensk Botanisk Tidskrift, V15, P192
[8]
NORKRANS BIRGITTA, 1949, SVENSK BOT TIDSKR, V43, P485
[10]
Trappe J. M., 1961, Journal of Forestry, V59, P828