不同冬枣品种在豫东地区引种栽培试验

Introduction and Cultivation Test of Different Winter Jujube Varieties in Eastern Henan Province

为筛选适宜豫东地区种植的优良冬枣品种,促进当地冬枣产业发展,研究对引进冬枣品种(沾化冬枣、沾化冬枣2号、沧冬1号、大荔冬枣)的物候期、生长结果特性、果实经济性状及品质进行测定,对其在豫东地区的适应性进行评价。结果表明:4个引进的冬枣品种在豫东地区均能正常生长结果,完成正常的生长周期。沾化冬枣及大荔冬枣果实平均单果重较小,丰产、适应性强;沾化冬枣2号、沧冬1号均为短枝型,果实大,肉质脆甜,易管理,丰产性好;综合物候期、结果生长特性、果实经济性状及部分外观、内在品质指标,初步筛选出沾化冬枣2号和沧冬1号为适宜豫东地区立地条件下的冬枣品种。

In order to screen excellent winter jujube varieties suitable for planting in Eastern Henan and promote the development of local winter jujube industry,in this paper,the phenological period,growth and fruiting characteristics,fruit economic characters and quality of introduced winter jujube varieties(Zhanhua Winter Jujube,Zhanhua Winter Jujube No.2,Cangdong No.1 and Dali Winter Jujube)were determined,and their adaptability in Eastern Henan was evaluated.The results showed that the four introduced winter jujube varieties could grow normally and complete the normal growth cycle.Zhanhua Winter Jujube and Dali Winter Jujube had low average fruit weight,high yield and strong adaptability.Zhanhua Winter Jujube No.2 and Cangdong No.1 were short branch type,with large fruit,crisp and sweet flesh,easy management and high yield.Zhanhua Winter Jujube No.2 and Cangdong No.1 were selected as the suitable winter jujube varieties for the site conditions in Eastern Henan based on the phenological period,fruit growth characteristics,fruit economic characters and some appearance and internal quality indexes.