Spiced Pear Bread Loaf

Name: Spiced Pear Bread Loaf
Ingredients: 1 cup all purpose flour, plus 2 tbsp for the dusting the pears (135 g); 1/2 cup whole wheat pastry flour (49 g); 1 teaspoon baking soda (4 g); pinch cinnamon; pinch nutmeg; pinch mace; pinch allspice; 1/2 teaspoon salt; 2 eggs (114 g); 1/2 cup sugar (100 g); 1/2 cup brown sugar (71 g); 1/2 cup oil (99 g); 3/4 cup pearsauce (posted recipe here: http://www.food52.com/recipes...); 2 tablespoons Greek yogurt (28 g); 1 teaspoon vanilla extract (5 g); 1 cup peeled and chopped pears (114 g); turbinado sugar, as needed for garnish