Superseded material is retained rather than deleted, so that figures quoted in earlier reports and publications remain checkable.
What is archived
| Material | Where to find it | Retention |
|---|---|---|
| Annual Reports | Annual Report | All years held, 2014-15 onward |
| Completed research projects | Completed Projects | Full register from 1997 |
| Publications | All Publications | Permanent |
| Tenders and auctions | Tenders | Retained after closing date |
| Notices and circulars | Notices | Retained after expiry |
Superseded technical guidance
Where a recommendation has been revised — a disinfectant concentration, a rearing schedule, a released variety — the current guidance is shown on the relevant page and the year of development is stated against every technology, so a reader can see what belongs to which period.
Requesting archived material
Material no longer published on the site can be requested through Contact Us, or under the Right to Information where applicable.