Green Biz, NewsThe implications of Walmart’s blockchain mandate for food suppliersLettuce growers and producers have less than a year to comply with the retail giant’s new traceability mandate. https://sustainable-future.org/wp-content/uploads/2024/06/Untitled-design-117-300x94.png 0 0 https://sustainable-future.org/wp-content/uploads/2024/06/Untitled-design-117-300x94.png 2018-10-08 09:00:002018-10-08 09:00:00The implications of Walmart’s blockchain mandate for food suppliers