Andhra Pradesh Forest Inventory
To begin with JFM and WP (Working Plan) inventory data available with the department was analysed with the objective of using the same for pre-inventory. Detailed consultations were held with the experts in the field. it was decided to go in for area proportionate Stratified Random Sampling Technique using Satellite Imageries (LISS III of IRS 1C/1D) of 2004 season with about 7000 number of sample plots of 0.1 ha each. The intensity of the inventory came to 0.01% approximately.
N= t2.CV2/ (AE %) 2
a) Objective: The main objective of the inventory was to collect quantitative and qualitative information, about the forest resources to serve the data needs of development planning at State and Division level.
The field inventory was carried out by the 70 Teams, specially constituted for the purpose. Each Team consisted of a Team Leader, an Assistant Team Leader, local Forest Officer (FBO or ABO) and 4 Inventory Assistants. Extensive trainings were given to them in data collection.
A customized software for entry of data collected by the field Inventory Teams, was specially developed for Andhra Pradesh. The Circle/Division level data entry operators were given training in handling the software at APFA (AP Forest Academy) Dulapalli, on data entry. Subsequently, they entered the data at Circle / Division levels using the above mentioned software. The data was regularly transferred to head office through division offices. The data checking was done thoroughly at head office and data processed systematically.
Outputs of the Inventory
Besides above the tables, charts and graphs have also been generated for the State and each of the Division depicting