Abstract
Ecology, a scientific discipline based on ecosystem, interrelates organisms, vegetation, process and condition in nature. For ecological study of any landscape knowledge about structure of plant communities and role of soil is required. Knowledge of plant community is based on understanding of spatial relationships, abundance and diversity of plants or vegetation in that area. From the study of plant community and their associated edaphic or soil factors knowledge of vegetation patterns and species assemblage is developed. In a plant community it is very difficult to quantify number and distribution of all species and individuals, so techniques for obtaining representative sample have ...