Before and after summer, it is the peak of duck eggs listed. In this period, ducks and eggs are used for the advantage of low prices, and the best storage and preservation methods are selected. The storage is collected and sold to the city, which can increase income. 1. Plant Preservation Method: Put appropriate amount of plants such as garlic, pepper, and mustard on the bottom of the container to release phytophos, and discharge fresh eggs layer by layer. Fill the eggs between the four walls and the egg body to make the bactericidal odor. Diffusion in the container, preservation is very effective. 2, quicklime preservation method: take lime 0.5 kg, 100 grams of water and 2.5 kg of water, has dissolved lime, white peony, to be cooled and then add cold water 27.5 kg poured into the jar or altar, and then the egg gently into the solution. After sealing, place in a cool, ventilated place. The temperature must not exceed 25°C and can be stored for more than 8 months. 3, ash preservation method: choose dry, fresh, no over-wet fly ash or dust, in the prepared bottom layer of the container is about 13 cm thick, then a layer of egg layer of gray cover, the top layer Thick gray cover, placed in a dry and ventilated place, check once a month, can be stored for 1 year without deterioration. 4, ash, phlegm liquid preservation method: the white peony 200 grams, 200 grams of gypsum, Huangdan powder 100 grams, 1.25 kg of lime, 50 kg of water dissolved, stir, into a container, cool but then into the duck eggs. The water in the container should be more than 10 cm above the egg surface, placed in a ventilated and dry place, and protected from direct sunlight. This method can be stored for more than 8 to 10 months.