A provenance test of 49 seed sources of Scots pine (Pinus sylvestris L.) from eastern Europe, Russia, and Siberia was established in two plantations in north-central North Dakota. After 22 years, trees from seed sources within the region bounded by 20° to 57° east longitude and 50° to 58° north l...
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https://bibliotecadigital.infor.cl/handle/20.500.12220/7690
Cunningham, R.A.
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Haverbeke, D.F. van
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[Twenty-two year results of a scot pine (Pinus sylvestris L.) provenance test in North Dakota]
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Twenty-two year results of a scot pine (Pinus sylvestris L.) provenance test in North Dakota
