芽变属于无性系选择的范畴,其特点是在单株某一部分的枝芽上发生明显变异。许多花卉品种都来源于芽变。近几年,笔者遇到过三个花卉芽变: 1.狗蝇梅芽变 1988年夏季,发现一墩分栽于露地、地上部连年被冻死的狗蝇梅萌发的枝条中,有一个枝条叶形发生变异。当年秋末,将这墩以枝变形式出现的芽变狗蝇 Bud change belongs to the category of clonal selection, which is characterized by significant variation in the shoots of a certain part of the plant. Many varieties of flowers come from Bud change. In recent years, the author encountered three flower buds change: 1. Mus musculus buds change in the summer of 1988, found a pier planted in the open field, the ground above successive years of frozen dead dog fly pomegranate branches, there is a Variation of branches leaf shape. At the end of autumn of the year, this mound mutated its branches and mutated flies