In this study,the multi-grain flour(oat flour,buckwheat flour,barley flour,highland barley flour)and wheat flour were chosen as raw materials,and the effects of extrusion modification technology on the gelatinization,farinograph and tensile properties of multi-grain flo...MORE In this study,the multi-grain flour(oat flour,buckwheat flour,barley flour,highland barley flour)and wheat flour were chosen as raw materials,and the effects of extrusion modification technology on the gelatinization,farinograph and tensile properties of multi-grain flour...