Dei Tomos ar ymweliad â Phorth Gwylan, Llŷn, i glywed am ddull mwy amgylcheddol o ffermio. Dei Tomos visits Porth Gwylan, which is managed by the National Trust. Show more
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Dei Tomos ar ymweliad â Phorth Gwylan, Llŷn, i glywed am ddull mwy amgylcheddol o ffermio. Dei Tomos visits Porth Gwylan, which is managed by the National Trust. Show more