共 32 条
[1]
ALLEN JA, 1986, THESIS CORNELL U ITH
[2]
BEST M, 1979, SALDRU27 SO AFR LAB
[3]
BHAGAVAN MR, 1984, AMBIO, V13, P25
[4]
BLEYS JA, 1980, 7TH REG M SARCC STAN
[5]
BLEYS JA, 1982, S AFR FOR J, V121, P24
[6]
CATTERSON TM, 1985, J FOREST, V83, P207
[7]
CATTERSON TM, 1984, WORKSHOP FORESTRY PR
[8]
DEMONTALEMBERT MR, 1983, FAO42 FOR PAP
[9]
Dlamini B., 1981, SWAZILAND FLORA THEI
[10]
Evans R. E., 1982, Zimbabwe Agricultural Journal, V79, P205