共 14 条
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[2]
CROSSLEY DI, 1955, 24 CAN DEP NORTH AFF
[3]
CROSSLEY DI, 1955, 10 CAN DEP NORTH AFF
[4]
CROSSLEY DI, 1952, WHITE SPRUCE REPRODU
[5]
DAY R, 1961, 1003 CAN DEPT FOR PU
[6]
DAY R, 1963, 1037 DEPT FOR PUB
[7]
DAY R, 1965, 65A3 FOR RES BR MIM
[8]
DAY RJ, 1963, 1007 DEPT FOR PUB
[9]
DEGRACE LA, 1950, 96 CAN DEP RES DEV F
[10]
Easley L. T., 1951, Journal of Forestry, V49, P652