Introduced by: Hohhot Seed Management Station Variety Source: Sourced from Hebei Province and Tianjin City. It is named after the Qing Dong Ling area and is also known as Baimaya. Hohhot was introduced in 1987. The Dongling white genera is a conventional seed. Characteristics: Plant: Loose plant type, plant height 355.2cm, ear position 167.6 cm, ear length 25 cm, leaf weight 0.22 kg per plant, stem and ear weight 1.22 kg, weight 1.44 kg per plant. Leaves: Leaves are wider and leaves are greener. Quality laboratory conclusion: In 2002, Inner Mongolia Agriculture, Animal Husbandry and Fisheries Biological Experiment Research Center (Dry Sample): moisture 70.95%, crude protein 6.53%, crude fat 3.26%, crude fiber 22.48%, total sugar 16.52%. Field investigation conclusions: There were no common diseases such as large spots, black powder, stem rot, and blue and dry corn in the field. Test situation: In 2002, three test points were arranged in Hohhot City. The average plant height was 342.5 cm, and the biomass yield was 6395.2 kg/mu. In 2003, it took part in the regional trial of Inner Mongolia Autonomous Region as a 3-point average biological output of 5405.3 kg/mu. In the experiments in Hohhot and Lingle County, the biological yield was 5356.2 kg/mu. In 2003, the accumulative planting area of ​​the Agricultural Science and Technology Demonstration Park in Hohhot was 233,000 mu, with an average biological yield of 4966.9 kg/mu. Dongling white plants are tall, the field growth is more orderly, the green keeping is medium, the resistance to diseases and insects, and the lodging resistance is normal. Cultivation techniques: timely sowing, soil temperature stability in the tillage layer timely sowing at 12 °C, sowing depth of 5 cm, sowing too early, species too deep, the ground temperature is too low, the seedlings are slow, susceptible to silk and black ear and other diseases. Planting density 5000-5500 strains/mu, up to 7500 strains/mu. Apply organic fertilizers and apply nitrogen, phosphorus, and potassium fertilizers. Re-apply large flares and timely watering. Appropriate area: suitable for ≥ 10 °C effective accumulated temperature in the area above 2800 °C planting, whole plant silage.
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