中卫压砂地骏枣优质丰产栽培技术

High Quality and High-yield Cultivation Technology of Jun-jujube in Gravel-mulched Land in Zhongwei

通过5年的栽培技术研究,总结出了压砂地骏枣配套优质丰产栽培技术。栽植15年生骏枣树,栽培第4年,壤质土地、沙壤土地、沙土地压砂地骏枣干果平均单产分别为2 644.5 kg/hm2、2 166.0 kg/hm2、1 105.5 kg/hm2。壤质土地压砂地骏枣纵径4 cm以上枣果占90.3%、4 cm以下枣果占9.7%;沙壤土地压砂地骏枣纵径4 cm以上枣果占80.8%、4 cm以下枣果占19.2%;沙土地压砂地骏枣纵径4 cm以上枣果占35%、4 cm以下枣果占65%。

Through 5 years＇ cultivation technology research, high quality and high-yield cultivation technology of Jun-jujube in gravel-mulched land has been summarized. In the 4th cultivation year of the 15-year-old Jun-jujube trees, the average yields of gravel-mulched land Jun-jujube in loam land, sandy loam land and sand land are 2 644.5 kg/hm2, 2 166.0 kg/hm2 and 1 105.5 kg/hm2 respectively. In loam land, the jujube fruit with vertical diameter over 4 cm covers 90.3%, and that below4 cm covers 9.7%; in sandy loam land, the jujube fruit with vertical diameter over 4 cm covers 80.8%, and that below 4 cm covers 19.2%; in sand land, the jujube fruit the vertical diameter over 4 cm covers 35%, and that below 4 cm covers 65%.