the objectives of this research were to investigate influences of energy inputs and energy forms on output levels and evaluation of co2 emissions for hazelnut production in guilan province of iran. moreover, the sensitivity analysis was done by marginal physical productivity (mpp) method for energy inputs and energy using linear regression. initial data were collected from 120 orchardists in se...

This aim of the study was 1) Analyze profit received by corn farmers in Bengkulu Province, 2) factors that affect profits Province. The method used this are descriptive method, analysis farm costs and function Cobb-Douglass Unit Output Price (CD UOP), then using Shazam version 10 to see farming profits. In determination sample census method. results indicate average Province is Rp. 4.495.218,99...