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位于皖西边陲的金寨县,是安徽省板栗生产重点县,板栗栽培历史悠久。全县板栗面积3.3万公顷,1600万株,年产板栗1200万公斤,株数、面积和产量均居全省之首。但在现有规模栗园中,有近1.3万公顷山地栗园是利用野生板栗资源就地嫁接建成,树龄为4～15年,产量很低,平均株产只有1公斤。近年来,在加强对山地低产栗园改造过程中,我们成功地创造和运用了一系
Jinzhai County is located in the western border of Anhui Province, is the key county in the production of chestnut in Anhui Province, chestnut cultivation has a long history. Chestnut area of 33,000 hectares, 16 million, with an annual output of 12 million kilograms of chestnut, number of trees, area and output rank first in the province. However, in the existing scale chestnut garden, nearly 13,000 hectares of mountain chestnut garden was built using grafting of wild chestnut resources on site, with a minimum age of 4 to 15 years and a low yield with an average yield of only 1 kg. In recent years, in strengthening the transformation of low-yield chestnut fields in mountainous areas, we have successfully created and applied a series of