STUDY AREA
Bangalore District is located in the heart of south Deccan of Peninsular India. It is situated in the south-eastern corner of Karnataka state ( 12o39' - 13o18' N latitude and 77o22' - 77o52' E longitude) with a geographical area of about 2,191 sq. Km and at an average elevation of 900 m above the mean sea level. The climate of the district is having agreeable temperature ranges from the highest mean maximum of 36.2o C in April to lowest mean maximum of 11.4o C in January. It has two rainy seasons from June to September and from October to November coming one after the other but with opposite wind regime, corresponding to south- west and north-east monsoons. The mean value of the rainfall of about 900-mm with standard deviation of 18.7mm was recorded from the year 1875 to 1976(Srivastava et.al).The present study area is situated in Bangalore North and Bangalore South taluks.
