Abstract

Experiments were conducted at the Agricultural Research Station, Bhavanisagar, Tamil Nadu Agricultural University, for a period of three years (1979-1980 to 1981-1982) to evaluate four rice based crop sequence in a sandy loam soil with assured irrigation facilities. Three crop sequence of rice-rice-rice recorded maximum grain yield and highest net return, followed by rice -fingermillet-sorghum sequence. The day' productivity was also maximum under rice-rice-rice sequence (32.1 kg.ha' day -1) followed by rice- fingermillet - sorghum and rice- fingermillet- greengram sequences (23.7 kg.ha¹ day¹).

Keywords: Cropping System, Rice, Finger millet, Greengram, Economics.