Campbell, Joseph K. The flowering response of the rice plant to photoperid a review of the literature. Joseph K. Campbell - Manila : International Rice Research Institute (IRRI) , 1985 - 61p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 9711041510 Subjects--Topical Terms: RicePhotoperiodFlowering Gov. Doc. Class. No.: XZ IRRI Flo