Agroforestry: its role in crop pollination and beekeeping, Ya Tang, , Asian bees and beekeeping: progress of research and development. Proceedings of the Fourth Asian Apicultural Association International Conference, Kathmandu, Nepal, 23-28 March 1998., p.209-212, (2000)

Bioterracing and soil conservation: experience with contour hedgerow planting in parts of the Hindu Kush-Himalayan region, Ya Tang, , Issues in Mountain Development - ICIMOD, Number No. 7, p.4, (1998) Abstract