{'wheat cultivation': [0, 0, 0, 1], 'geographical conditions': [0, 0, 0, 1], 'loamy soils': [0, 0, 0, 1], 'temperature': [0, 1, 1, 7], 'annual rainfall': [1, 0, 0, 2], 'sowing': [2, 0, 0, 2]}