POPULATION-GENETICS OF AN AFRICAN ACACIA, ACACIA-ALBIDA .1. GENETIC DIVERSITY OF POPULATIONS FROM WEST AFRICA

被引:31
作者
JOLY, HI [1 ]
ZEHNLO, M [1 ]
DANTHU, P [1 ]
AYGALENT, C [1 ]
机构
[1] ECOLE NATL GENIE RURAL EAUX FORESTS,CIRAD,CTFT,UNITE GENET POPULAT ARBRES,INRA,F-54042 NANCY,FRANCE
关键词
D O I
10.1071/BT9920059
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Acacia albida (Faidherbia albida) is an important species for agroforestry and widely distributed in Africa. This paper proposes a genetic control for 14 enzymatic systems. The eight more reliable ones, involving 10 loci, have been used to study the genetic diversity of 22 populations, mostly from west Africa. A. albida exhibits a high level of genetic diversity (H = 0.45) compared with that found in Australian acacias studied so far. Most populations exhibited a deficit in heterozygotes (F(IS) = 0.21). All analyses showed large differences between western and eastern populations.
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页码:59 / 73
页数:15
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