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通过对中国萝卜(RaphanussativusL.var.LongipinnatusBailey)不同皮色试材的杂交,F1、F2自交,研究了皮色遗传表现。初步结果表明,皮部绿色(即绿皮)依不同杂交组合,可能有不同的遗传模式,即可由1对基因控制,也可由2对连锁的基因或独立分配的基因对控制。若为连锁的2对基因控制时,它们还受到细胞质基因组(可能主要是质体基因组)的互作,表现出明显的偏母遗传现象。皮部红色(即红皮)似有3对独立遗传的基因控制,这3对基因还有相互作用,其中1对可能与绿色控制基因连锁。这样,红皮与绿皮试材杂交时,参与遗传的基因可达4~5对,它们之间出现复杂的相互作用,而使F2代出现暗紫、洋红、绿色、紫绿等众多不同颜色。其中有的基因还可能影响到肉质色的遗传,使暗紫色F2代个体自交,F3代分离出少数紫皮红心萝卜,将其再自交,则能分离出绿皮红心萝卜,从而在实验过程中证实和重演了绿皮红心萝卜的起源。
The genetic performance of the skin color was studied by inbreeding with F1 and F2 self-cross of Raphanus sativus L.var.Longipinnatus Bailey. Preliminary results showed that the green (ie, green) skin may have different genetic patterns depending on the crosses and may be controlled by one pair of genes or by two pairs of linked genes or independently assigned pairs of genes. When linked to two pairs of genes, they are also affected by the interaction of the cytoplasmic genomes (probably predominantly plastid genomes) and show a clear genetic bias. Skin red (ie, red skin) seems to have three pairs of genetically independent genetic control, the three pairs of genes still have an interaction, one of which may be linked to the green control genes. In this way, the red skin and green skin test hybrids, genetic genes involved in up to 4 to 5 pairs, there is a complex interaction between them, leaving the F2 generation of dark purple, magenta, green, purple and many other different colors . Some of these genes may also affect the genetic quality of the flesh-colored, self-cross F2 generation of dark purple, the F3 generation of a small number of purple radish radish, and then self-cross, you can isolate the green carrot radish, which in the experimental process In the confirmed and repeated the origin of the green carrot.