滇中地区野生香椿优株选择初报.PDF

第35 卷 第1 期 经 济 林 研 究 Vol. 35 No.1 2017 年3 月 Nonwood Forest Research Mar. 2017 Doi:10.14067/ki.1003-8981.2017.01.022 http: // 滇中地区野生香椿优株选择初报 朱牧笛，校彦赟，张 荣，胡雅婷，石卓功 （西南林业大学，云南 昆明 650224 ） 摘 要：为给滇中地区野生香椿种质资源的收集与评价及优良种质或良种的选育奠定基础，以滇中地区 2 ～ 3 年 生野生香椿为选优材料，以其嫩芽数、嫩芽质量、嫩芽长度等指标为评选指标，对其依次进行了初选、复选及决选， 最终选择出的香椿优良单株为：A30 、B4 、B12 、B15 、C7、C33、C36、C37、D5 、D15 。其中，萌芽力强和嫩 芽产量高的香椿优株分别为 A30 和 C36，其总糖含量、Vc 含量、蛋白质、氨基酸总量及磷、钾、钙、镁、锌、 铁等主要矿质营养含量均高于普通香椿（对照）。 关键词：香椿；嫩芽数；嫩芽质量；优良单株；滇中地区 中图分类号：S603.8 文献标志码：A 文章编号：1003—8981(2017)01—0119—05 Selection of superior plants in wild Toona sinensis at Central Yunnan areas ZHU Mudi, XIAO Yanyun, ZHANG Rong, HU Yating, SHI Zhuogong (Southwest Forestry University, Kunming 650224, Yunnan, China) Abstract: In order to lay the foundation for collecting and evaluating Toona sinensis germplasm resources and breeding superior cultivars at Central Yunnan areas, using 2-3 years wild T. sinensis at Central Yunnan areas as materials, primary selection, reselection and final selection were put forward based on tender bud number, tender bud mass and tender bud length, and some superior plants were selected out, including A30, B4, B12, B15, C7, C33, C36, C37, D5 and D15. A30 and C36 had strong germination ability and high yield of buds, and their contents of total sugar, Vc, protein, total amino acids and P, K, Ca, Mg, Zn, Fe and other main mineral nutrients were higher than CK. Keywords: Toona sinensis; tender bud number; tender bud mass; superior plant; Middle Area of Yunnan 香椿 Toona sinensis 为楝科 Meliaceae 香椿属 滇中地区是香椿的主产地之一，也是云南省 木本森林蔬菜 [1] 。香椿属植物分布于亚洲到大洋