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Original Articles

Predicting anatomical maturity of Pinus sylvestris L. Seeds in northern Fennoscandia

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Pages 154-157 | Received 25 Jan 1993, Accepted 30 Sep 1993, Published online: 10 Dec 2008

References

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  • Henttonen , H. , Kanninen , M. , Nygren , M. and Ojansuu , R. 1986 . The maturation of Pinus sylvestris seeds in relation to temperature climate in northern Finland. . Scand. J. For. Res. , 1 : 243 – 249 .
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  • Sarvas , R. . Climatological control of flowering in trees . IUFRO XIV. Congress München. Papers III . pp. 15 – 30 . Section 22‐AG 22/24
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  • Simak , M. 1972 . The influence of low temperature on embryogenesis in Scots pine , Research Notes 36 30 Stockholm : Royal College of Forestry, Department of Reforestation .
  • Simak , M. 1980 . X‐radiography in research and testing of forest tree seeds , Research Notes 3 29 Umeå : Swedish University of Agricultural Sciences, Dept of Silviculture .
  • Corresponding author

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