Varietal Differences in Stem Diameter and Rooting Number of Phytomers in Conjunction with Root System Development of Field-Grown Rice (Oryza sativa L.)

Received 13 November 2006. Accepted 18 January 2007. Corresponding author : J. Yamagishi (junya@fm.a.u-tokyo.ac.jp fax+81-42-464-4391, present address; Asian Natural Environmental Science Center, The University of Tokyo, Nishitokyo, Tokyo 188-0002, Japan). Varietal Differences in Stem Diameter and Rooting Number of Phytomers in Conjunction with Root System Development of Field-Grown Rice (Oryza sativa L.)