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近几年,为满足人民生活和外贸出口的需要,我县新栽成片杏园1万余亩,成为“全国杏树良种生产示范”三大基地之一。1985～1986年,进行了1年生发育枝修剪反应规律的研究,现将两年试验情况简结如下。试材与方法试验在蚕庄镇前孙家村200亩幼龄杏园内进行,以丘陵密植(每亩约50～52株)3～4年生的平顶榛和胭脂瓣等两个品种为试材。建园时,定植行挖沟,活土层深达70～
In recent years, in order to meet the needs of people’s life and the export of foreign trade, our county has newly planted over 10,000 mu of apricot orchards and became one of the three major bases for “demonstration of the production of almond varieties in the country.” From 1985 to 1986, a study on the law of pruning of one-year-old shoots was conducted. The two-year trial is summarized as follows. The test materials and methods were tested in a 200-acre young apricot orchard in front of the village of Sunjiazhuang, with two varieties of flat-roof hazel and rouge petals of 3 to 4 years old with dense planting of hills (about 50 to 52 per acre) material. When the park was built, trenches were planted and deep soil layers reached 70 ~