3Shouichi Yoshida.Effect of temperature on growof the rice plant(Oryza sativaL.)in a controlled environment. Soil Scienceand Plant Nutrition . 1973
4Tan Chang-le,ZHANG Hong-xi,DAI Zheng-yuan,et al.Characteristics of sink,source and flow in good quality indicarice Yangdao 6. Chinese Journal of Rice Science . 2001
5Engi B A C.The contribution of different organs to grain weight in upland and swamp rice, Ann. Bot N S . 1962
6Vankateswarlu B.Source-sink inter relationships in lowland rice. Plant and Soil . 1976
