Pecan refers to the American hickory, a plant of the pecan family. Also known as "thin shell hickory, thin-skinned hickory" and so on. Large trees, up to 50 meters high; buds yellow-brown. For the famous dry fruit species, in the suitable area is an excellent street tree and shade trees, can also be planted as a scenic forest, also suitable for river banks, lakes and plains around the "four" greening. The kernel is edible.

The blueberry is a world-famous high-grade dry fruits, oilseed tree species and material and fruit species. Nut shell thin easy to peel, kernel fat, rich in fat, sweet flavor, for dry fruit consumption and oil raw materials. It is high-yield, high-quality, 1-2 times higher than the yield of Chinese hickory, 2-3 times higher commodity value. It is equal to Chinese walnut yield, but the commodity value is 3-5 times higher. Bilberry as a dried fruit has long been loved by people, but because of its hard shell, not easy to peel off, its main way of utilization is to use it as oil and food raw materials.