共 112 条
[81]
SILEN RR, 1976, PAC SEARCH JUN, P7
[82]
Smith W. H., 1973, P INT S FOR FERT FOO, P155
[83]
SQUILLACE AE, 1974, FOREST SCI, V20, P225
[84]
STAEBLER GR, 1972, 1972 P SOC AM FOR NA, P74
[85]
STEINHOFF RJ, 1974, 1974 P JOINT IUFRO M, P243
[86]
STEVENS PR, 1971, P AUSTR FOREST TREE
[87]
STONE EL, 1975, SPEC PUBL AM SOC AGR, V23, P55
[88]
SWITZER GL, 1981, 16TH SO FOR TREE IMP, P18
[89]
TALBERT JT, 1979, SILVAE GENET, V28, P72
[90]
Terry T. A., 1975, Forest soils and forest land management., P351