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一、品种选择 我国枣树栽培历史悠久,品种资源非常丰富(约700个)。由于品种问在产量、品质和适应性等方面差异很大,品种内良莠不齐现象亦很突出,生产上选用良种十分重要。 据调查研究从山地枣区选出了一批适于旱瘠山地发展的优良单株。其中南漕大枣、北宫大枣、大码枣等品系,它们果大、丰产,适于山区薄地的栽培。 二、地下管理 1、羊卧地 在养羊业较为发达的山区,羊卧地是增加枣园有机质的有效措施。具体方法是:准备采用羊卧地的枣园春季不进行耕种,到夏季将羊群(500只以上)
First, the choice of species China has a long history of jujube cultivation, species is very rich in resources (about 700). Due to the variety of varieties in terms of yield, quality and adaptability vary greatly, good and bad varieties within the phenomenon is also very prominent, the production of selected varieties is very important. According to the investigation and research from the mountain jujube area selected a number of suitable for the development of dry barren mountain plant. One of the South Cao jujube, Beigong jujube, jujube and other large lines, their fruit large, high yield, suitable for cultivation of thin mountain areas. Second, the underground management 1, sheep lying in the sheep industry more developed mountain areas, Yanglai to increase the effective measures Zaoyuan organic matter. The specific method is: to prepare the sheep in the jujube field without cultivation in spring, to the flock in summer (500 or more)