Forestry Agroforestry Air pollution Allelochemicals and allelopathic problems Biotechnology and development of insect resistance in trees Chain surveying Economics of production of bamboo Forest types of india, forest nurseries, planting techniques, Species for forest nurseries Linear measurement Microbial insecticide Nutrient cycling in forest ecosystems Photochemistry of teak Plane table surveying Plant pesticides Plant resistance to insects Planting techniques Role of kairomones in sal borer operation Seedling quality evaluation Silvicultural systems Silviculture Soil fertility management in agroforestry systems Tiger management in India Topographical survey