staff-old CHAKMA, Shishir Swapan 1. Agricultural technologies and food security 2. Information in farmer decision making 3. Productivity and ecological change 4. Impact of changing jhum (swidden cultivation) on local culture Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Google+ (Opens in new window)Click to print (Opens in new window) Related