Oregon Revised Statutes Water Resources: Irrigation, Drainage, Flood Control, Reclamation § 547.515

When such crops are removed from the county in which the notice of lien is recorded, the lien shall be suspended as to subsequent purchasers and mortgagees thereof in good faith and for a valuable consideration, from and after 30 days from the time of such removal, unless within 30 days from the time of such removal the notice of lien is recorded in the county to which the property is removed. The lien shall remain suspended until the notice of lien is recorded in the county to which the crop is removed; but shall be a lien upon the crop while it is in any county in which the notice of the lien is recorded.