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井陉县核桃栽培历史悠久,为当地出口创汇的大宗果品。近年来,由于新发展的核桃绝大部分采用老品种进行实生繁殖,大大推迟了结果年限,而且管理粗放,放任生长,造成树形紊乱,大小年明显,病虫害严重,果品质量差,效益低。井陉县林业技术站1998年对全县核桃生产区的七个乡镇实施了核桃早果丰产技术,结果树亩均增长25.15%。主要技术措施如下:
Jingxing County, walnut cultivation has a long history, as the local export volume of bulk fruit. In recent years, due to the vast majority of newly-developed walnut species of the old varieties of reproduction, greatly delayed the results of years, and extensive management, allowed to grow, resulting in dendritic disorder, the size of the year obvious, pests and diseases, fruit quality is poor, low efficiency. Jingxing forestry technology station In 1998, the county’s walnut production area of seven township implementation of walnut early fruit yield technology, the results of tree acres have increased by 25.15%. The main technical measures are as follows: