In a mixing bowl combine the mayonnaise, sour cream, dill and green onion. Add the cubed turkey, celery and blueberries and fold gently until blended. Spoon the turkey salad mixture into the cucumber halves and sprinkle with chopped pecans (or stir them into salad). Season to taste with salt.
Per Serving: 339 Calories, 19g Total Fat, 84mg Cholesterol, 206mg Sodium, 7g Carbohydrate, 2g Fiber, 34g Protein