Millet and Sorghum are grown as the main staple food crops for millions of people in the rural and urban areas in Sudan. Their production is not enough to fill the food gaps, which widening in intervals. This book is to investigate the farming system, the factors affecting food grain production and to analyze the resource allocation. The cross-sectional data collected from stratified random sample of 192 farmers. Cobb-Douglas production function was employed to estimate the parameters to be used in economic resources efficiency and to test the constant returns to scale for farmers production....