Conglfaen?
-----Original Message-----
From: Discussion of Welsh language technical terminology and vocabulary [mailto:[log in to unmask]] On Behalf Of Jones,Sylvia Prys
Sent: 05 March 2012 15:26
To: [log in to unmask]
Subject: keystone species
diffiniad:
A keystone species is a species that plays a critical role in
maintaining the structure of an ecological community and whose impact on
the community is greater than would be expected based on its relative
abundance or total biomass.
Mae'n debyg bod y term yn cael ei ddefnyddio ers 40 o flynyddoedd. Felly
tybed oes yna derm cydnabyddedig. Neu oes gan rywun awgrym?
Diolch
Sylvia.
--
Dr Sylvia Prys Jones 01248 382036 <[log in to unmask]>
Pennaeth yr Uned Gyfieithu/Head of Translation Unit
Canolfan Bedwyr
Prifysgol Bangor/Bangor University
--
Rhif Elusen Gofrestredig / Registered Charity No. 1141565
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