中国林科院林研所主持的“日本落叶松硬枝扦插技术研究”经3年协作攻关取得了突破性进展,近日在北京通过鉴定。 日本落叶松属于扦插生根困难的树种。以往国内外专家只在嫩枝扦插生根研究方面取得较好的结果,而硬枝扦插生根至今未能圆满解决。于1990年世界银行贷款国家造林项目专设“日本落叶松硬枝扦播技术 Chinese Academy of Forestry Lin Institute presided over the “Japanese Larix Hardwood Cutting Research” after three years of collaborative research has made a breakthrough, recently passed the appraisal in Beijing. Japanese larch is cuttings rooting difficult tree species. In the past, domestic and foreign experts only achieved good results in rooting studies of softwood cuttings, but hard-root cuttings have not been satisfactorily solved until now. In 1990, the World Bank Loan Afforestation project dedicated "Japanese Larix spp. Cutting technology