Using thermal time models to predict germination of five provenances of silver birch (Betula pendula Roth) in southern England
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In: Silva Fennica, Vol. 49, No. 2, 10.03.2015, p. Article Number: 1266.
Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Using thermal time models to predict germination of five provenances of silver birch (Betula pendula Roth) in southern England
AU - Midmore, E.K.
AU - McCartan, S.A.
AU - Jinks, R.L.
AU - Cahalan, C.M.
N1 - On open access repositories Publisher's version/PDF must be used
PY - 2015/3/10
Y1 - 2015/3/10
N2 - Climate predictions indicate that growing conditions may become unfavourable for certain tree species in parts of Britain. Guidelines suggest some planting of seed sources from regions between 2° and 5° south of those currently used as part of a climate change adaptation strategy. However, there has been little research on the benefits and risks associated with the use of planting stock from more southerly seed sources. Seeds of five provenances of the ‘relatively’ dormant Betula pendula were germinated over a range of temperatures both with and without a pre-chill. Subsequently, a thermal time model was used to predict the impact of migrating these provenances to southern England. Results identified geographical differences in germination response; those from higher latitude were more sensitive to pre-chill.
AB - Climate predictions indicate that growing conditions may become unfavourable for certain tree species in parts of Britain. Guidelines suggest some planting of seed sources from regions between 2° and 5° south of those currently used as part of a climate change adaptation strategy. However, there has been little research on the benefits and risks associated with the use of planting stock from more southerly seed sources. Seeds of five provenances of the ‘relatively’ dormant Betula pendula were germinated over a range of temperatures both with and without a pre-chill. Subsequently, a thermal time model was used to predict the impact of migrating these provenances to southern England. Results identified geographical differences in germination response; those from higher latitude were more sensitive to pre-chill.
U2 - 10.14214/sf.1266
DO - 10.14214/sf.1266
M3 - Article
VL - 49
SP - Article Number: 1266
JO - Silva Fennica
JF - Silva Fennica
SN - 0037-5330
IS - 2
ER -