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Introduction of 19 Maize varieties

Published: 2024-11-22 Author: mysheen
Last Updated: 2024/11/22, The growth period of Tianzi 19 corn is 137days, and the approval number is Ningshanyu 20160010. The seedling leaf sheath is purple, the leaf is green, the leaf margin is green, the plant type is semi-compact, and the plant height is 280.5cm. Introduction of Tian Chi 19 Maize species 1. Variety sources Wuwei Ganxin species Co., Ltd and Shaanxi

The growth period of Tianzi 19 corn is 137days, and the approval number is Ningshanyu 20160010. The seedling leaf sheath is purple, the leaf is green, the leaf margin is green, the plant type is semi-compact, and the plant height is 280.5cm.

Introduction of 19 Maize varieties

1. Source of variety

Wuwei Ganxin species Co., Ltd. and Shaanxi seed Group Co., Ltd. were bred by crossing T483 × T746. Ningxia Jinsanyuan Agricultural Science and Technology Co., Ltd. was introduced into our region.

2. Characteristics

Seedling leaf sheath purple, leaf green, leaf margin green, plant type semi-compact, plant height 280.5cm, ear height 126.5cm, whole plant leaf number 19, male ear branches 5-6, glume green, anther purplish red, filament light purple, ear long tube shape, ear length 18.6cm, ear diameter 5.1cm, bald tip 0.5cm, ear row number 17 rows, 36 grains per row, grain weight per ear 209.5g, 100-grain weight 35.8g, seed emergence rate 87.4%. The spike axis is red, the grain is yellow and the horse tooth type. In 2015, the Grain quality testing Center of the Ministry of Agriculture (Beijing) determined: bulk density 793g/L, crude protein 10.54%, crude fat 4.06%, crude starch 75.68%, lysine 0.34%.

3. Product characteristics

The growth period is 137 days, which is the same as that of Xianyu 335, which belongs to the hybrid variety of middle and late maturity. In 2015, the resistance of crop Institute of Chinese Academy of Agricultural Sciences was identified as resistance to small spot, medium resistance to large spot, susceptible to rot stem rot and head smut, and highly susceptible dwarf mosaic disease.

Suitable areas and yield levels are suitable for spring sowing in areas where the effective accumulated temperature of ≥ 10 ℃ is more than 2800 ℃ in Yanghuang Irrigation District of Ningxia.

 
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