- Ecological variations in Chenopodium species and ecophysiological requirements of ecotypes in c. album.
- Analysis of lake ecosystems of H.P. with special reference to their management and conservation.
- Herbage dynamics of natural and modified ecosystem of Shimla Hills.
- Structure and function of grassland ecosystem of Ghamber catchment of river Sutlej, Himachal Pradesh.
- Bionomics of rural and urban ecosystems with emphasis on energy flow.
- Environment impact assessment around Arki Lime Stone Deposits, Arki.
- Floristic Survey around Bharmana (ACC) Cement Factory.
- Impact of Grazing on the productivity of Alpine Grassland in Himachal Pradesh.
- Hydrobiological Studies of various parameters of Renuka Wetland.
- Indigenous Biodiversity Conservation strategies in Himalaya.
- Ecological studies of the flora of Shimla Hills.
- Hydrobiological studies on some wetland in Himachal Pradesh.
- Ecological studies on the Flora around Gujarat Ambuja Cements, Darlaghat.