indicators for agricultural systems at different levels. This research will be
interdisciplinary and will need interactions with economics and ecology, and between
theory and experiment.
♦ Farmer response: The demands on farmer knowledge and responses will be much higher
for sustainable agriculture than for traditional agriculture.
♦ The organizational challenge: Incorporating the sustainability perspective into research
policy, design, and management will require important organizational changes in the
Indian NARS. Major changes in all the three vital organizational components, namely, its
structure, systems, and skills will be required.