na INLIS000000000006149 Ind 0010-1118006149 Fine-interval pollen and chacoal analyses as tracers of early clearance periods in S Finland SARMAJA-KORJONEN, K. Kaarina Darmaja Korjonen Helsinki Finnish Botanical 1992 75 p.: ill.; 25 cm. 75 p.: ill.; 25 cm. Bibl.: p.70-75 581.33(480) POLLEN CHARCOAL ANALYSIS 877/MS/93