共 21 条
[1]
BINNS WO, 1973, REP FOREST RES LOND, P58
[3]
BROWN CL, 1971, TREES-STRUCT FUNCT, P67
[6]
DUNCAN W. G., 1958, AGRON JOUR, V50, P605
[7]
EVERARD J, 1973, Quarterly Journal of Forestry, V67, P51
[8]
FAYLE DCF, 1968, 9 U TOR FAC FOR TECH

