Dear Venkat, B.Sc in Foresty is a 4 year Undergraduation course. The basic eligibility criteria is 10+2 in science stream with a minimum aggregate of 50%. Few Institutions conduct admissions based on Merit while few Institutions conduct admissions based on Entrance Examination. You can find employment in corporate plantations, zoological parks, forest nurseries, forest departments, wildlife research institutes, etc. The minimum annual salary starts from 3lakhs per annum and increases as you put on experience. There are no B.Sc Forestry colleges in AP. But we have Sir Syed College in Kerala, TNAU in Tamilnadu, University of Agricultural Sciences in Bangalore/Dharwad/Raichur.