Paragraph 28 The application of fertilisers
Where guaranteed set-aside land is managed in accordance with paragraph 7 above, fertiliser may be applied to that land at any time between 1st March and 30th May inclusive in any year in which a green cover is to be established in accordance with that paragraph, provided that the total nitrogen content of all fertiliser applied to any agricultural parcel of the land during that period is no more than 30 kilogrammes per hectare and that any fertiliser so applied contains no potassium or phosphorus in any form.