According to the relevant information, it is known that Dawangzao, with other names called Nanyang Mizao, is native to China and distributed all over the north and south of China. Dawangzao is a giant fresh fruit variety. 1995 and 1996 won the scientific and technological gold medal awarded by the State Science and Technology Commission twice, and 1997 was designated as the key promotion project of poverty alleviation in the central and western regions by the Ministry of Agriculture.
About the introduction of jujube:
Jujube (scientific name: Ziziphusjujuba? Mill.), also known as jujube, jujube, thorn jujube, and jujube. Jujube (Rhamnaceae) is a small deciduous tree and sparse shrub, with a height of more than 10 m, brown or grayish brown bark, a petiole length of 1-6 mm, or up to 1 cm on long branches, hairless or with sparse hairs, slender stipules and often falling off in the later stage.
Flowers yellow-green, bisexual, glabrous, with short pedicels, solitary or densely axillary cymes. Drupe is oblong or oblong, with a length of 2-3.5 cm and a diameter of 1.5-2 cm. After ripening, it turns from red to purple, and the mesocarp is fleshy, thick and sweet. The seeds are oblate, about 1 cm long and 8 mm wide. ?
It grows in mountainous areas, hills or plains below 1700 meters above sea level. Widely cultivated. This species is native to China and is often cultivated in Asia, Europe and America.
Jujube is rich in vitamin C and vitamin P, which can be made into candied fruit and preserved fruit, such as candied jujube, red jujube, smoked jujube, black jujube, wine jujube and tooth jujube, as well as jujube paste, jujube noodles, jujube wine and jujube vinegar, etc., and is the raw material of food industry.