In addition to the overall principles set out in Article 4, the production of processed organic feed shall be based on the following specific principles:
(a)
the production of organic feed from organic feed materials, except where a feed material is not available on the market in organic form;
(b)
the restriction of the use of feed additives and processing aids to a minimum extent and only in case of essential technological or zootechnical needs or for particular nutritional purposes;
(c)
the exclusion of substances and processing methods that might be misleading as to the true nature of the product;
(d)
the processing of feed with care, preferably with the use of biological, mechanical and physical methods.