Lingbao Shiitake Mushrooms

Lingbao Shiitake Mushrooms

Lingbao Shiitake Mushrooms are a geographical indication agricultural product.

　　 “Lingbao Shiitake Mushrooms” are primarily cultivated using apple pruning wood chips as the main raw material, employing a semi-wild cultivation method. The resulting mushrooms are of premium quality, with a round and attractive shape, dense and firm flesh, a rich and pure aroma, and a light brown color that naturally cracks into a floral pattern. They have a tender texture and excellent taste, making them highly favored in the market. In recent years, our city has vigorously developed the specialty edible fungi industry. “Lingbao Shiitake Mushrooms” have achieved large-scale planting, specialized production, intensive management, standardized technology, and integrated operations. The annual production scale exceeds 30 million bags, yielding over 37.5 million kilograms of high-quality mushrooms annually. The products are sold to more than ten provinces and cities across the country and have become the market price benchmark for shiitake mushrooms in cities such as Zhengzhou, Xi'an, and Luoyang. As a local specialty of Lingbao, “Lingbao Shiitake Mushrooms” are renowned for their superior quality and high comparative benefits. They represent a new highlight in the adjustment of Lingbao’s agricultural industrial structure, making outstanding contributions to the city’s economic development, increasing farmers’ income, and improving people’s livelihoods. They are also becoming a prominent representative of Lingbao’s high-quality specialty agricultural products.

　　Lingbao Shiitake Mushrooms

　　Geographical Scope

　　The protected geographical area for Lingbao Shiitake Mushrooms includes: 10 towns (Dawang Town, Yangdian Town, Yinzheng Town, Chengguan Town, Hangu Pass Town, Jiaocun Town, Zhuyang Town, Yangping Town, Guxian Town, Yuling Town), 5 townships (Chuankou Township, Sihexiang Township, Sucun Township, Wumu Township, Xiyang Township), and 2 management committees (Jian Dong District, Jian Xi District) in Lingbao City; covering 434 administrative villages. The geographical coordinates are between 110°21′–111°11′ east longitude and 34°44′–34°71′ north latitude, stretching 76 kilometers from east to west and 69 kilometers from north to south, with a total land area of 301,100 hectares. This includes 64,700 hectares of arable land, 160,700 hectares of forestland (including orchards), and 73,000 hectares of tidal flats, barren hills, and slopes, with an annual total output of 30,000 tons.

　　Product Quality Characteristics

　　1. External Sensory Characteristics: Lingbao Shiitake Mushrooms have a round, attractive shape and thick flesh, with a high rate of naturally occurring flower mushrooms. Fresh mushrooms are slightly flattened hemispherical or umbrella-shaped, with a stem length less than or equal to the cap diameter. The cap color ranges from light brown to brown, while the gills are off-white with a slight yellow tint. The flesh is dense, resilient, smooth, and emits the unique aroma of shiitake mushrooms without any off-odors. Flower mushrooms, thick mushrooms, and thin mushrooms all have a stem length less than or equal to the cap diameter, with dense, resilient, and smooth flesh, the unique aroma of shiitake mushrooms, and no off-odors. 2. Internal Quality Indicators: Testing by the Ministry of Agriculture’s Fruit and Seedling Quality Supervision, Inspection and Testing Center (Zhengzhou) shows that, by dry weight, Lingbao Shiitake Mushrooms contain ≤12% moisture, ≥20% protein, ≤11% crude fiber, ≤8% ash, and ≥40% total sugar. 3. Health and Safety Requirements: Raw and auxiliary materials must comply with the NY5099—2002 “Safety Technical Requirements for Cultivation Substrates of Pollution-Free Edible Fungi” issued by the Ministry of Agriculture. Hygiene indicators follow GB7096. The production of Lingbao Shiitake Mushrooms uses biological and biochemical agents, along with highly effective, low-toxicity, and low-residue chemical pesticides. Pesticides are applied scientifically, with highly toxic and high-residue pesticides strictly prohibited. During the mushroom harvesting period, all pesticides are banned.