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在山西省太谷县对2003年从辽宁省引入的10个平欧杂交榛品种(品系)进行引种试验观察。经8年试验,初步优选出适宜山西省太谷县发展、综合性状优良的平欧杂交榛品种(品系)81-21、玉坠、84-349。3个品种(品系)具有结果早、丰产、品质优良、易管理、适应性强、抗病虫能力强等优良特性。3年生树可开花坐果,5年生树进入初盛果期,栽植后第8年每667 m2累计产量分别为344.99、248.31、289.25 kg。坚果平均单果重分别为2.8、2.1、2.9 g,均为大果型(单果重2 g以上),果壳厚度0.98～1.50 mm,出仁率分别为43%、53%和41%。
In Taigu County, Shanxi Province, introduced 10 hybrid cross hazel varieties (lines) introduced from Liaoning Province in 2003 were observed. After eight years’ experiment, the best hybrid rice varieties (lines) 81-21, jade pendants, 84-349.3 varieties (lines) with good development and comprehensive characters in Taigu County, Shanxi Province were preliminarily selected. , Good quality, easy to manage, strong adaptability, pest resistance and other excellent features. 3-year-old tree can flowering fruit, 5-year-old tree into the early fruit stage, 8 years after planting the cumulative yield per 667 m2 were 344.99,248.31,289.25 kg. The average fruit weight of nuts were 2.8, 2.1, and 2.9 g, respectively, with large fruit size (fruit weight more than 2 g), shell thickness of 0.98-1.50 mm and kernel rate of 43%, 53% and 41% respectively.