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“七曲山”核桃,是梓潼县鑫盛果蔬专业合作社从2004年开始,多次组织技术员到中国农业科学院果树核桃研究所学习培训,聘请专家教授到专业合作社基地现场授课和技术指导。选用山核桃育苗作母本,选用梓潼本地核桃树结果多的、果子大的、壳薄的、品质最好、最香的核桃作父本,在专家技术的指导培育下,经过6年时间、多次精心选育培育成“七曲山”核桃果树。该品种适应性强,具有抗寒、抗干旱、抗病虫、幼龄期短,长势较快,分枝力强,树长势较旺开花结果早、挂果多;坚果形状好,果型端正饱满、壳面光滑,色泽浅亮,盛产期亩年产核桃700公斤左右的特点。
“Seven Mountains ” walnut, Zixin County Xinsheng fruits and vegetables cooperatives from 2004 onwards, many times organized technicians to the Chinese Academy of Agricultural Sciences Institute of walnut fruit trees to learn and employ experts and professors to the professional cooperatives live teaching and technical guidance. Selection of pecan nursery for the female parent, the selection of Zitong local walnut tree results, large fruit, thin shell, the best quality, the most fragrant walnut father, under the guidance of expert technology training, after 6 years, Breeding carefully nurtured into “seven mountains ” walnut fruit trees. The variety has strong adaptability, has the characteristics of cold resistance, drought resistance, pest resistance, short young age, rapid growth, strong branching ability, growing vigorously and early fruiting and fruiting more; the shape of the nut is good and the fruit is full and full , Smooth shell surface, light color, rich in annual output of about 700 kilograms of walnut characteristics.