镇雄县高含油率核桃优良单株选择

Selection of High Oil Content Fine Individual Walnut in Zhenxiong County

选择高含油率核桃优良单株,为核桃种质资源基因库的建立和收集保存加工专用型核桃种质奠定基础。于2007～2010年,经预选、复选,用索式提取法进行了核桃含油率的测定,参照国家标准GB7907-87,拟定高含油率核桃选优标准。按照选优标准,最后决选出6株含油率高的优良单株,并逐株进行介绍。

High oil content fine individual walnut are selected to lay a foundation for the establishment of gene pool of walnut germplasm resources and the collection and preserve processing walnut germplasm. From 2007 to 2010, after pre-selection and check , walnut oil content are determined with the Soxhlet extraction, with reference to the national standardof GB7907-87, to prepare a high oil content walnut selection standard. According to the selection standard, the last selection of 6 fine individual plant with high oil content are determined and introduced.