共 100 条
- [21] GRAND LF, 1969, FOREST SCI, V15, P286
- [22] HACSKAYLO E, 1971, EVOLUTION HIGHER BAS, P217
- [23] HACSKAYLO E, 1971, 1189 US DEP AGR MISC
- [24] HARLEY JL, 1969, BIOLOGY MYCORRHIZA
- [25] HATCH AB, 1937, 6 BLACK ROCK FOR B
- [26] DISTRIBUTION OF PHYTOPHTHORA AND PYTHIUM SPECIES IN SOILS IN CONTINENTAL UNITED-STATES [J]. CANADIAN JOURNAL OF BOTANY, 1970, 48 (02): : 377 - +
- [27] SOME PHYCOMYCETES INDIGENOUS TO SOILS OF OLD GROWTH FORESTS [J]. MYCOLOGIA, 1971, 63 (02) : 283 - +
- [29] HODGES CS, 1970, 3 P INT C INT UN 24
- [30] HYPPEL A, 1968, STUD FOREST SUECICA, V66, P3