In 2000, Yu transferred the technology for producing phytase-enhanced rice to Ingene Biotechnology Co .. However, to everyone's surprise, the Council of Agriculture has had three successive reviewers on the project, but the rice has yet to pass field testing eight years on.
2000 年，余淑美將「植酸酵素米」技轉給台灣的國際基因公司，不料 8 年來，農委會的審查委員已經換過 3 批，植酸酵素米仍未能通過田間試驗審核。