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山杏,又名野杏,属蔷薇科杏属。杏的变种,落叶小乔木,是张家口、承德地区自然分布的乡土树种,具有喜光、耐寒、耐干旱、耐土壤瘠薄、根系发达、萌蘖能力强、结实早等特点,其种仁既可人药,又可作为原料加工成罐头和饮料等食品,有较高的经济价值。另外。山杏是发展甜仁大扁杏的首选嫁接砧木。张、承地区冬季较长,秋播宜遭受鼠、兽害,出苗量受种子质量影响不易控制,一般不采用秋播。以春季播种为例,搞好山杏育苗必须抓好以下几个环节。一、育苗地选择育苗地应选择地势平坦、土壤肥沃、疏松的沙壤土或壤土,交通方便.有灌溉条件且排水良好,通风透光。播前深翻整地,每公顷施鸡粪30～45m~3或相应数量的厩肥做成南北畦,畦宽2.0m,
Apricot, also known as wild apricot, Rosaceae apricot genus. Apricot variety, small deciduous trees, Zhangjiakou, Chengde natural distribution of native tree species, with hi light, cold, drought resistance, resistance to soil infertility, developed root system, strong ability to sprout, early fruiting, Medicine, but also as raw materials processed into cans and beverages and other foods, have a higher economic value. In addition. Apricot is the preferred development of sweet potato apricot grafted rootstock. Zhang, Cheng area winter longer, autumn should suffer from rats, beasts, the amount of seed by the impact of seed quality is not easy to control, generally do not use autumn. In spring sowing, for example, do a good job Armenia nursery must grasp the following aspects. First, the choice of nursery seedling selection should be flat, fertile, loose sandy loam or loam soil, convenient transportation. Irrigation conditions and good drainage, ventilation and light. Before sowing, the manure applied per hectare is 30 ~ 45m ~ 3 or the corresponding amount of manure is made into South and North Rams, with a width of 2.0m,