早实核桃新品种‘川早2号’  

A New Early-fruiting Walnut Cultivar'Chuanzao 2'

作　　者：肖千文[1] 周兰英[1] 胡庭兴[1] 蒲光兰[1] 张尚杰 吴开志[1] 金银春[1] 李森[1] 史丽会[1] 

机构地区：[1]四川农业大学林学院,四川雅安625014 [2]四川成都青白江区林业局,成都610300

出　　处：《园艺学报》2012年第11期2317-2318,共2页Acta Horticulturae Sinica

基　　金：国家农业科技成果转化项目(2009GB2F000314)

摘　　要：‘川早2号’是以‘云新 7926’为母本,四川乡土核桃‘沙河’为父本杂交育成的早实核桃新品种。果实较大,壳薄,光滑。种仁饱满,仁色较浅。平均单果质量 12.1g,坚果壳厚0.80mm。出仁率 61.0%,粗脂肪含量 52.19%,粗蛋白含量 21.93%。5年生树冠投影面积坚果产量达 600g·m-2。‘Chuanzao 2’is a new walnut variety derived from the cross‘Yunxin 7926’בShahe’. The nut is large,with the smooth surface. The kernel is pale and full. The average fruit weight reaches 12.1 g. The shell thickness is 0.80 mm,and kernel percentage is 61.0%. The total fat content is 52.19%,and total protein content is 21.93%. The production of its 5-year-old crown projection area was 600 g · m-2,and the phenomenon of‘big and small year’wasn’t obvious. This early-maturing cultivar has high yield and strong fruiting ability.

关 键 词：核桃 早实 品种 

分 类 号：S664.1[农业科学—果树学]