凤县原无野生山茱萸分布,70年代以来,黄牛铺、唐藏等7个乡镇的少数村民,陆续从太白县桃川镇购山茱萸苗试栽。1985年后,早期引种的100多株山茱萸先后挂果,1988年,累计产量50多公斤。据对六处引种树抽样调查,山茱萸在凤县生长良好,无冻害,开花结实正常。1970 There was no wild dogwood in Fengxian County. Since the 1970s, a small number of villagers in seven townships including Huangpupu and Tangzang successively purchased trial of dogwood seedlings from Taochuan town of Taibai County. After 1985, early introduction of more than 100 strains of dogwood has fruiting, in 1988, the cumulative output of more than 50 kilograms. According to a sample survey of six introduction trees, Cornus officinalis grows well in Fengxian without freezing injury and has normal flowering and fruiting. 1970