Origin is located in Hetun Village, Jiaobei Town, jiaozhou city. Watermelon has been planted in this village for more than 200 years. The planting soil is mainly black soil in Jiang Sha, which is rich in trace elements. The produced watermelon is high in sugar content, juicy, sandy in flesh and thin in skin. In 2004, jiaozhou city Jiaobei Town Hemutun Village Watermelon Association was established. In 2006, the trademark of Hemutun was registered, and in 2009, the professional watermelon cooperative in Hemutun, jiaozhou city, Qingdao was established. The products are planted and produced in strict accordance with the technical operation rules of pollution-free watermelon in jiaozhou city, reaching the pollution-free quality standard. At present, the watermelon planting area in this town has reached 1 10,000 mu, and the products are sold to Shanghai, Fujian, Beijing and other big cities.
territorial scope
Hemutun watermelon production area is located in the northwest of jiaozhou city, starting from Yuanjialing Village in the north, Beitai Village in the south, Louzi Village in the west and Qiulianzhuang Village in the east. The protection scope of geographical indication products of Hemutun watermelon includes 2 1 administrative villages such as Hemutun, Xixiaotun, Xiaojiatun and Diaojiatun. Geographical coordinates are11989' 00 "east ~ 1 19 96' 00" north latitude 36 31'00 "~ 36 37' 00". Watermelon planting area is 30,000 mu, with an annual output of 6.5438+200,000 tons.
Product quality characteristics
1. External sensory characteristics: The unique microclimate and superior geographical conditions in Hetun watermelon production area have formed the unique qualities of Hetun watermelon: moderate size (single fruit weighs 3-5kg), spherical fruit, dark green, clear stripes, thin skin, sandy pulp, rich juice and high sweetness. 2. Internal quality indicators: the content of vitamin C in Hetunwatermelon products is ≥6.0mg/ 100g, the total acid content is ≥0. 1% ~ 0.3%, the soluble solid content is ≥ 10.0%, and the calcium content is ≥10.0 mg. 3. Safety requirements: Commercial watermelons must meet the hygienic index of Pollution-free Food Watermelon (NY5 109-2005) issued by the Ministry of Agriculture.