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Natural resin yield of Scots Pine in mixed stands and low-density stands

, : Natural resin yield of Scots Pine in mixed stands and low-density stands. Gidrol. lesokhim. Prom, 24: 4, 15-6

Tapping trials on Scots Pine were made in (1) a pure Pine stand, density 0.7; (2) a Birch/Aspen stand with 20% Pine, density 0.7; and (3) a pure Pine stand, density 0.2.


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