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| A New Fruit-vegetable Type of Sweet Corn Cultivar —‘Jingketian 191’ |
| XU Li ☆，FAN Yan-li ☆，LU Bai-shan，XI Sheng-li，ZHANG Cui-fen，GAO Ning，DONG Hui，LIUYan-hui，SHI Ya-xing* |
Maize Research Center，Beijing Academy of Agriculture and Forestry Sciences，Beijing Key Laboratory of Maize DNA
Fingerprinting and Molecular Breeding，Beijing 100097，China |
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Abstract ‘Jingketian 191’ is a new sweet corn cultivar of fruit-vegetable type，developed by crossing super
sweet corn inbred line‘ T68’ as female parent and inbred line‘ T6302’ as male parent．Its ear is of cylindric
type，19.0 cm in length and 5.3 cm in diameter．There are 16-18 rows in one ear and 36-38 kernels per row．
Its kernel is bright yellow in color with beautiful appearance．It can yield about 13.5 t·hm-2 and the kernel rate is
about 67.4%．The contents of crude protein，crude fat and total sugar in fresh kernels were 2.98%，1.37% and
6.7%，respectively．It tastes sweet and crisp. It has thin pericarp without residue．It takes averagely 85.4 days
from sowing to harvest．It is suitable for planting in Beijing-Tianjin-Hebei metropolitan region and areas with
similar ecological conditions．
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Received: 08 May 2018
Published: 10 August 2018
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