Laguna is home to the International Rice Research Institute, which can be found within the University of the Philippines Los Baños, whose main goal is to find sustainable ways to help rice farmers. Batangas, meanwhile, is home to a large pineapple and coconut industry, which is used to make Barong Tagalogs and native liqueurs such as lambanog and tuba in Tayabas City. Quezon is the country's leader in coconut products such as coconut oil and copra.