Sut mae difa rhododendron sy'n bla? Mae Aled yn cwrdd ag Andrew Williamson yng Nglynllifon. Aled visits Glynllifon to see how invading rhododendra are destroyed. Show more
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Sut mae difa rhododendron sy'n bla? Mae Aled yn cwrdd ag Andrew Williamson yng Nglynllifon. Aled visits Glynllifon to see how invading rhododendra are destroyed. Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
