Weishan red Sydney has a long history of cultivation in the local area. According to the forestry of Weishan Yi and Hui Autonomous County, "Weishan Red Sydney is an excellent variety with late maturity and storage resistance, and has been cultivated for nearly a hundred years". Because it matures in winter, people also call it "Winter Sydney". According to the information "The King of Red Sydney" compiled by the Science and Technology Bureau of Weishan Yi and Hui Autonomous County, "a natural hybrid red Sydney grows in Xinjia Village, Shujie, Weishan County at an altitude of 2,400 meters. According to relevant experts, this tree has stood upright on this land for more than 200 years. " According to the fourteenth volume of Weishan County Records Series (Qing Dynasty), "Pears (one quick fruit, one jade milk, one honey father, Sydney, full pear, crisp, early white, torch, bonus,-several kinds)". According to the county forestry, Weishan Yi and Hui Autonomous County annals and Weishan Yearbook records: "1983 to 1984, led by the county CPPCC, organized the county science and technology commission, ethnic affairs commission, economic co-organizer, agriculture bureau, land bureau and other relevant units to investigate the resources of red Sydney, and Weishan County was awarded 1988. 65438-0986, Weishan red Sydney was identified as a rare variety in Yunnan by relevant experts, which has development value. 1987 Weishan red Sydney development is listed as one of the' Spark Plan' projects in Yunnan Province. According to the statistics at the end of 1989, there are more than 60,000 red pears in the county, with an annual output of 6,543.8+0,000 Jin. 1990, Weishan Red Sydney was awarded the first place of late-maturing pear in Yunnan Province by the expert jury of temperate fruit trees, and a certificate was issued. 1993 won the certificate of high-quality fruit products from Yunnan Provincial Department of Agriculture, Animal Husbandry and Fisheries, and 1995 won the silver prize product of the second national agricultural Expo. Weishan red Sydney is late-maturing, storage-resistant, gorgeous in appearance, rich in amino acids and nutrition, which is favored by consumers and the market is in short supply. In 2009, the red Sydney produced by Luyuan Guo Lin Co., Ltd. in Weishan Yi and Hui Autonomous County was certified as "Green Food A". 20 1 1 Weishan Red Sydney was listed as a demonstration project of local agricultural standards in Yunnan Province.
Weishan Red Sydney is mainly planted in Dade Village Committee of heping town. Locals call it "Sydney in Winter".
This variety has the characteristics of wide adaptability, strong tree potential and strong stress resistance. The maturity period is from late October of/kloc-0 to early October of1/kloc-0. The fruit is storable, regular, large (300-400g), bright in color and good in palatability (sweet and crisp, high in water content). The yield per plant100-150kg at full fruit stage, and the yield per mu can reach more than 3000kg.
Winter Sydney, once the first late-maturing pear in Yunnan for its freshness, beauty, fragrance and sweetness, is rich in Yi mountainous areas such as Maanshan, Wuyin, Qinghua and Dacang.
territorial scope
Weishan Red Sydney is produced in Weishan Yi and Hui Autonomous County, Dali Bai Autonomous Prefecture, Yunnan Province. The planting area involves Ma 'anshan Township, Wei baoxiangshan Township, Wuyin Township, Zijin Township, Nanzhao Town, Miaojie Town, Dacang Town, Yongjian Town, niujie Township and Qinghua Township. Geographical coordinates: 99 55' ~100 25' east longitude.
Product quality characteristics
(1) External sensory characteristics The adult fruit trees of Weishan Red Sydney are more than 1.5m high, with mostly scattered trunks and naturally happy leaves. It is a late-maturing high-quality fruit, which blooms at the end of February and the beginning of March every year and matures at 10 ~ 12. Storage-resistant, and can be stored until the pear blossom season of the following year; The fruit is oval in shape, neat in size, with an average single fruit weight of 150 ~ 250g. The skin color is yellow, and more than two thirds of the fruit surface is bright red, like carmine, with bright and beautiful color, white flesh, crispy meat, rich juice and moderate sweetness and sourness. (2) The internal quality index Weishan Red Sydney is tender and crisp, juicy and residue-free, with small pit, moderate sour and sweet taste, rich nutrition and storage resistance. Soluble solids ≥ 8.0%; Hardness ≥ 2.8kgf/cm2; Total sugar ≥ 4.8%; Titratable acid ≤ 3.0g/kg; Total amino acids ≥1.8%; Vitamin C ≥ 2.0 _100g. (3) Safety Requirements The production environment of Weishan Red Sydney shall be implemented in accordance with NY50 13-2006 "Environmental Conditions of Pollution-free Food, Fruit and Forest Products"; The product quality meets the product standard of GB/T 10650-2008 "Fresh Pear".