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| A New Radish F1 Hybrid of Pigment Extraction Special Type —‘Yunhongluobo No.2’ |
| TAO Jing1，WANG Qian1，SUN Yiding2，YUAN Yi1，YANG Jiaxiu3，LI Shikai 1* |
1 Horticultural Research Institute，Yunnan Academy of Agricultural Sciences，Kunming 650205，Yunnan，China；2 Institute of
Biotechnology and Genetic Resources，Yunnan Academy of Agricultural Sciences，Kunming 650205，Yunnan，China；3Yunnan
Tonghai Yang Natural Products Co.，Ltd.，Tonghai 652700，Yunnan，China |
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Abstract ‘Yunhongluobo No.2’is a new radish F1 hybrid of pigment extraction special type，developed
by crossing male sterile line‘RR05S’as female parent and inbred line‘RR18026’as male parent．It is of
medium-late maturity and takes 70-120 days from sowing to maturity．Its leaves are of pinnate with deep crack
and green in color．The leafstalk is deep red in color．Its fleshy root is of bell shape，and shoulder is circular．
The epidermis and flesh are purple red in color．The fleshy root is about 10 cm in length，7 cm in width．The
single root weight is about 185 g．The radish red content is about 1.6% with even distribution．It is suitable
for procession and extracting pigment．The yield of fleshy root is about 22.5 t · hm-2，and that of pigment is
about 0.375 t · hm-2．In fields，its resistance to downy mildew，soft rot，black rot is equivalent to that of the
contrast‘Tonghaihongluobo’．It is suitable for oversummer cultivation at high altitude（2 000-2 800 m）or
sowing in autumn and winter in southwestern China．
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Received: 19 March 2021
Published: 16 June 2021
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