Home Cryptocurrency News USDA Proposes Blockchain Ledger for Organic Product Supply Chain USDA Proposes Blockchain Ledger for Organic Product Supply Chain Andrew M Aug 11, 2020 comments off Tweet on Twitter Share on Facebook Google+ Pinterest The USDA’s Agricultural Marketing Service is proposing the department utilize DLT to trace the supply chain of organic products. Blockchain Ledger organic products supply chain USDA USDAs Agricultural Marketing Service