Bio-economic assessment of sunflower-mungbean intercropping system at different planting geometry

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Sunflower (Helianthus annuus L.) an important oilseed crop belongs to the family Compositae. Sunflower oil is quite palatable containing soluble vitamins A, D, E, K and 40 to 47% oil content (Saleem et al., 2003). Its seed contains 23% protein, 40-50 % oil that is free from toxic elements. Its oil contains 110 g kg-1 of saturated fatty acids, 4-9% palmitic acid, 1-7% stearic acid, 14-40% oleic acid and 48-74% linoleic acid (Hatim and Abbasi, 1994 and Rodriguez et al., 2002). Its oil is called premium oil because it contains high percentage of polyunsaturated fatty acid (60%) and it has been accepted that higher level of unsaturated fatty acid in the  diet reduces the level of blood cholesterol which is responsible for heart disease (Rathore, 2001). The protein content of sunflower cake ranges from 20-40% (Gandhi et al., 2008)