闽南山地马大相思优良家系初步选择  

Preliminary Selection of Fine Genealogy of Acacia mangium×A.auriculiformis in Mountains of Southern Fujian

作　　者：杨建斌 Yang Jianbin(Yunxiao Yuanling State-owned Forest Farm in Fujian Province,Zhangzhou 363302,China)

机构地区：[1]福建省云霄园岭国有林场,福建漳州363302

出　　处：《防护林科技》2023年第5期23-25,40,共4页Protection Forest Science and Technology

摘　　要：为选育马大相思优良品种,在对6.5年生马大相思不同家系的适应性、速生丰产性和形质性状分析的基础上,采用多目标决策方法对家系进行综合选择。结果表明:保存率和单位蓄积量排在前3位的是家系16#、73#和10#,家系10#和本地马占相思的形质性状最优;家系16#、73#、10#、71#和本地马占相思均有较强的抗风性。经综合评价,初步筛选出优良的马大相思家系分别为10#、16#和73#。In order to select and breed good varieties of Acacia mangium×A.auriculiformis,based on the analysis of adaptability,fast-growing and high-yield,and shape character of 6.5-year different genealogy of Acacia mangium×A.auriculiformis,the comprehensive selection of the genealogy by the method of polygonal decision was carried out.The results showed as follows:the genealogy of 16#,73#and 10#had the bigger preservation rate and stock;the shape characters of genealogy of 10#and local Acacia mangium were the best;the genealogy of 16#,73#,10#,71#and local Acacia mangium had much better ability of wind resistance.The preliminary selection of fine genealogies of Acacia mangium×A.auriculiformis are 10#,16#and 73#through comprehensive evaluation.

关 键 词：马大相思 家系选择 适应性 速生丰产 形质性状 综合选择 多目标决策 

分 类 号：S723.3[农业科学—林木遗传育种]