板栗新品种‘短花云丰’  

A New Variety of Chinese Chestnut ‘Duanhuayunfeng’

作　　者：秦岭[1] 杨东生 高天放 周自军 王铁明 冯永庆[1] 田瑞冬 

机构地区：[1]北京农学院植物科学技术学院,北京102206 [2]北京市密云县林业局,北京101500

出　　处：《林业科学》2011年第4期194-194,F0003,共2页Scientia Silvae Sinicae

基　　金：北京市自然科学基金(6082004);国家自然科学基金(30872039)

摘　　要：‘短花云丰’是实生芽变选育的板栗新品种,属于中国栗华北品种群,坚果均重8.2 g,总糖20.5%,淀粉31.10%,蛋白质5.7%,脂肪0.25%。该品种的雄花序短小,均长2.07 cm,仅为正常花序的1/8,结果母枝平均抽生结果枝3.26个,结果枝平均结总苞1.58个,总苞平均含坚果2.6粒,出实率39.1%,是适于山地及瘠薄地区栽培的优良品种。A new variety of Chinese chestnut named ‘Duanhuayunfeng’ was selected from the North China Cultivar Group.Average weight of the nut is 8.2 g.The content of sugar,starch,portein and fat is 20.5%,31.1%,5.7% and 0.25% of the nut dry weigh respectively.Average length of its catkin is 2.07cm and about 1/8 of common cultivars’ catkin;each mother branch sprouts 3.26 fruitful shoots;the number of burs on each fruitful shoots is 1.58,each bur bears 2.6 nuts.The variety is capable of growing in mountainous or drought and barren regions.

关 键 词：板栗 雄花序 耐瘠薄 

分 类 号：S722.5[农业科学—林木遗传育种]