Barren soil undergoes several changes in its physical and chemical properties when brought under tree cover. Trees influence the soil by providing shade and litter at the surface and through their roots in the sub-surface layers.

The paper deals with the medical and economic importance of the centipedes, their venom, Pharmacodynamics, effect of bites, symptoms and treatments based on some recent case studies; and morphology of poison apparatus in centipedes.

Present paper deals with 74 species of food plants of medicinal value out of hundreds found in the beautiful valleys and hills of Manipur lying in the extreme North-Eastern region of the country.

The process of development of copper mine spoils has been examined taking spatial pattern of pH and organic matter as variables. Some other ecological factors like spoil physico-chemical properties, vegetation cover etc. have also been studied to understand the process of succession.

Forests in Kashmir, occupying importance second to agriculture, harbour rich hebaceous flora. But due to deforestation, forest cover has reduced to 51% (for the year 1997-1998) against 59% during the pre-planned era, affecting herbaceous wealth of these ecosystems.

A study was undertaken in the Kothi watershed of Himachal Pradesh with a view to understand the patterns in vegetation distribution and impact of livestock grazing in the mountain ecosystems of the higher Himalaya. The study results in the documentation of 243 species of vascular plants distributed over 57 families and 160 genera.

This paper deals with a new species viz. Bambusa mokokchungeana from Nagaland and with nomenclature of the bamboos from North East India and Andaman Island.

Forests play an important role in enhancing livelihood requirements for rural community and also in maintaining ecological balance. Moreover, they provide many tangible and intangible goods and services viz., timber, fuelwood, Non-Timber Forest Products (NTFPs), and have recreation and aesthetic value.

Biomass estimation and productivity studies were conducted in 3, 6 and 9 years old plantations of Dalbergia sissoo in sodic lands of Sultanpur District in Eastern Uttar Pradesh, India. A set of regression equations for biomass production per unit area was also developed to be applied on regional basis.

The present paper reports the ethno-medicinal uses of 10 plant species belonging to 7 families being practised by the tribes and rural people of Pulwama District, Srinagar (J & K) for the treatment of hair ailments and 13 plant species belonging to 11 families for the treatment of boils.