Rice is the most important staple food for a large part of the worlds human population and also a key model organism for biological studies of crops as well as other related plants.However, most rice-related biological databases are based on expert curation; with the exponentially exploding volume of rice knowledge and other relevant data, expert curation becomes increasingly laborious and time-consuming to keep knowledge up-to-date, accurate and comprehensive, struggling with the flood of data and inevitably requiring a large number of people getting involved in rice knowledge curation.