Principal Scientist (Agronomy) of Indian Council of Agricultural
Research, New Delhi, doing research work, teaching and extension at Division of Agronomy, Indian Agricultural Research
Institute, New Delhi, India.
Current topics of research include nutrient management in rice-based cropping systems, soil fertility
management through integrated use of nutrient sources, System of Rice Intensification (SRI), aerobic rice, organic farming
of rice-wheat system, etc.