Abstract

                                In the field trials conducted for three years, at the National Pulses Research Centre, Vamban, significant effect of phosphorus and sulphur application was observed in black gram.. Phosphorus 60 kg/ha and 40 kg/ha increased the growth, yield attributes and yield. There was 13.9% yield increase in sulphur @ 40 kg/ha than control. A positive interaction existed between phosphorus and sulphur application. Among all the treatments, ProSo was superior and it was on par with PaSan. The economic analysis also revealed a higher cost-benefit ratio in PanSan treatinent.

Key words : Black gram, sulphur, phosphorus, effect