USDA Trade Counselor, Hafemeister Talks Exports at Annual Meeting: Landus Cooperative Experience Podcast Landus Cooperative hosted a trade expert at our Annual Meeting on Dec. 18, 2018. Jason Hafemeister serves as the trade counsel to USDA Secretary Sonny Perdue. His 35 minutes presentation included a wealth of information nd some great, though provoking charts. We encourage our customer to log-into the customer portal and watch his presentation with his slides in video format. Today, we'll be sharing just a few snippet of his presentation via audio. This podcast includes trade information about Mexico, Japan and finally China.