共 20 条
[2]
DEFREITAS AR, 1969, FOREST PROD J, V19, P45
[4]
FINSTEIN M. S., 1962, SOIL SCI, V94, P334, DOI 10.1097/00010694-196211000-00010
[6]
Greaves H., 1965, Journal of the Institute of Wood Science, P45
[7]
HENNINGSSON B, 1967, STUDIA FORESTALIA SU, V52
[9]
KERNER-GANG WALTRAUT, 1966, MATER ORG, V1, P297
[10]
LARSSON SE, 1960, SVENSK PAPPERSTIDN, V63, P18