AdvertisementPuerto Rico's Dairy Industry, Once Robust, Flattened By MariaSeptember 29, 2017Dan CharlesfacebookEmailA worker milking cows at a farm in Manati, Puerto Rico, on Thursday. Puerto Rico's dairy farmers account for about a third of the island's total agricultural production. Now they're struggling to recover their cows and get them milked. (Courtesy of Manuel Perez)