1,515 Nur Sakinah Ismail 2018-03-14 http://ecocrop.fao.org/ecocrop/srv/en/cropView?id=1407 Food and Agriculture Organization of the UN. ECOCROP (1993-2007). Malus domestica. Retrieved from http://ecocrop.fao.org/ecocrop/srv/en/cropView?id=1407 Revised record 25.9.2019.