Organic oilseed rape is often said to be impossible to grow. Aberdeenshire feed manufacturer Norvite are at the centre of trials hoping to prove that claim wrong - and to offer Scottish-grown organic cold-pressed rapeseed oil as a premium product for restaurants and wholesale. They also hope to offer organic animal feed - a counterpart to their soya-free, local, yet conventional dairy ration NeoLac. Dave Howard finds out more, for the first of a new series of onFARM.

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