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| A New Pepper Rootstock F1 Hybrid —‘Liaojiaozhen 3’with Resistant to Phytophthora Blight |
| WANG Xiuxue，ZHANG Xi，XIN Bin，ZOU Chunlei* |
| Vegetable Institute，Liaoning Academy of Agricultural Sciences，Shenyang 110161，Liaoning，China |
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Abstract ‘Liaojiaozhen 3’is a new resistant to Phytophthora blight pepper rootstock，developed by crossing CMS male sterile line‘A1142-3’as female parent and restorer line‘1231-5’obtained from backcrossing as male parent．The plant has strong growth vigor and well developed root system．Its fruit is of short horn shape．The fruit is 8.1-9.2 cm in length，and 2.7-3.2 cm in width．The single fruit weight is 27-35 g，and thousand seed weight is 5.8-6.2 g．The ripe fruit is green in color and old ripe fruit is red in color．Its pungency degree is moderate．It has good graft compatibility with pepper．The grafted seedlings have high survival rate，and stronger resistant to Phytophthora blight after grafting．It is suitable for protected field pepper grafting cultivation．
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Received: 12 May 2021
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