薄麻壳泡核桃优良单株选择初报

薄麻壳泡核桃是贵州主要农家品种,数量分布广,具有壳薄、取仁易、味香等特点。对薄麻壳泡核桃开展优良单株选择,拟为核桃苗木生产提供优良繁殖材料,为选育核桃优质农家品种提供技术支撑和遗传材料。2015年以来,对贵州省薄麻壳泡核桃进行选优调查,按照丰产性状和坚果品质进行初选和复选,应用多性状综合评定开展决选。预选优树30株,复选优树15株,按照国家标准决选优树6株,评选出来的6株优良单株,其单果重变幅为9.54~14.27g,壳厚变幅为0.97~1.30mm,出仁率变幅为50.24%~59.98%,含油率变幅为59.04%~70.67%,蛋白质含量变幅为19%~23.9%。优良单株壳面麻壳,其取仁难易、壳厚、出仁率、仁色等方面具有良好表现。

Preliminary Report on Plus tree Selection of Juglans sigillata Dode in Guizhou Province

The Juglans sigillata is a major farm varieties in guizhou,the number of wide distribution, with a thin shell,ren yi,taste sweet,etc,this study aimed at the breed superior individual selection,to provide good breeding material for Juglans sigillata seedling production and provide technical support for the Juglans sigillata quality farm varieties and genetic materials.Since 2015,an investigation has been conducted on the selection of pecans in thin hemp shells in guizhou province.The selection of the selection of multi-trait comprehensive evaluation is conducted according to the characteristics of fertility and the quality of nuts.Primary champion tree 30 strains,check the champion tree 15 strains,according to the national standard runoff champion tree 6 strains,the selection of superior individual 6 cases, the weight of range from 9.54-14.27 g,shell thickness range from 0.97-1.30mm,kernel range is 50.24%-59.98%,oil content range of 59.04%-70.67%, protein content range for 19%-23.9%.The shell of fine single shell has good performance in such aspects as its kernel difficulty,shell thickness,benevolence rate,kernel color and yield performance.