Female birds are prone to stress during the breeding season. Egg laying consumes great quantities of calcium and the egg contents need lots of protein, fats, vitamins and minerals. The nutritional quality of the egg is very important to the survival chances of the embryo. This video explains how simple changes to your bird's diet can promote healthier egg laying.
Mick Freakley from the Exhibition Budgerigar Forum demonstrating the use of a dosing tube.