26th Feb 2018 No Comments By Terry Uncategorised Haifa CRF Training Chapter 1 – What is CRF? How does it work? Join our agronomist Mr Gadi Shiftan for an introduction lecture about Controlled Release Fertilizers. Twitter Facebook Google+ LinkedIn Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.