【Main Characters of Varieties】
The results of the regional test in Hunan Province: The growth period is 110.2 days. The seedlings have purple sheaths, green leaves, and semi-compact plants. The plant height is 260.0 cm, the ear height is 108.0 cm, the ear is long cylindrical, the ear length is 20.1 cm, the ear thickness is 5.4 cm, the number of ear rows is 16.7, the number of rows is 39.2, and the weight of 100 seeds is 31.3 grams. The cob is white, the grain is yellow, and the grain is semi-hard. The field performance is more resistant to large leaf spot, small leaf spot and sheath blight, and the lodging resistance is better. Quality: Whole grains contain 10.89% crude protein, 4.38% crude fat, 69.00% crude starch, 0.31% lysine, and 708 g/l bulk weight.
【Adaptability】
Hunan: In 2010, the average yield per mu in the provincial and regional trials was 495.0 kg, which was 7.82% higher than the control Lin'ao No. 1, which was a very significant increase; in 2011, the average yield per mu in the provincial and regional trials was 541.2 kg, which was 5.54% higher than the control, which was a very significant increase. The average yield per mu in the two-year regional trials was 518.1 kg, an increase of 6.68% over the control.
Guizhou: In 2018, the average growth period of the 8 pilots of the introduction experiment was 120.8 days; the average yield was 627.6 kg per mu, which was an increase of 8.4% compared with the control Xinzhongyu 801, and the yield rate was 100%. Appraised by the Institute of Plant Protection of Guizhou Province: high resistance to large spot disease and head smut, resistance to rust, small spot, ear rot and gray spot.
Sichuan: In 2018, the average yield per mu of the 10 pilot projects was 659.5 kg, which was an increase of 9.1% compared with the control; the rate of increase in yield was 100%; the average growth period was 110 days, which was 2 days earlier than the control. Inoculation identification: medium resistance to large spot disease, small spot disease, sheath blight, susceptible head smut, stem rot, and ear rot.
【Main cultivation measures】
Sowing in late March in central Hunan, mid and late March in southern Hunan, and late March to early April in northern Hunan; planting 2800-3200 plants per mu; applying sufficient base fertilizer and applying three yuan (15:15:15) compound fertilizer about 30 kg per mu Appropriate application of seedling fertilizer, 6-8 kg of urea per mu; heavy application of ear fertilizer, use 20-25 kg of urea per mu as ear fertilizer when 10 leaves are fully expanded; timely control corn borer and sheath blight; pay attention to control in the early stage Nitrogen, pay attention to prevent lodging later.
[Suitable area for planting]
Suitable for planting in Hunan Province. Spring maize is introduced in mountainous and hilly areas at an altitude of 800 meters and below in the western part of Hubei Province. Spring planting in Guilin City and Hezhou City, Guangxi Province. Guiyang City, Zunyi City, Qiandongnan Prefecture, Qiannan Prefecture, Tongren City, and Jinsha County of Bijie City are areas with medium and above fertile soil below 1,500 meters above sea level in Guizhou Province. Spring corn type area in Pingba hilly area in Sichuan Province.
