Buffered Acid Hay Preservative from AGCO Parts Jun 5, 2020 12:00:17 GMT -6 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Admin on Jun 5, 2020 12:00:17 GMT -6 Here is nice review and overview of the HayBoss Automatic Hay Preservative System from AGCO Parts.Also available are manual and electronic system that are lower cost alternatives.