共 27 条
[1]
ARONSSON A, 1983, METSANTUTKIMUSLAITOK, V116, P116
[2]
BALLARD TM, 1981, FOLIAR ANAL RES
[3]
BALLARD TM, 1985, 29 MIN FOR LAND MAN
[4]
Braekke F. H., 1979, Meddelelsar fra Norsk Institutt for Skogforskning, V35, P213
[5]
BRAEKKE FH, 1983, METSANTUTKIMUSLAITOK, V116, P159
[7]
CARTER RE, 1986, 1985 P C DOUGL FIR S
[8]
GAINES TP, 1970, SOIL SCI PLANT ANAL, V10, P1099
[9]
KLINKA K, 1984, REHABILITATION 2ND G
[10]
KLINKA K, 1981, 8 BC MIN FOR LAND MA