National Soybean New Variety - Xudou 18
Auditing No.: National Bean 2011009
Variety Name: Xudou 18
Breeding Unit: Xuzhou Institute of Agricultural Sciences, Xuhuai District, Jiangsu
Variety source: Xudou 9 / cowpea 288
Characteristic characteristics: growth period 104 days. Plant type semi-convergence, limited knot habits. The plant height is 73.2 cm, the main stem is 18.7 knots, the effective branching is 1.5, the height of the bottom louse is 14.1 cm, the effective number of turns per plant is 38.3, the number of single plants is 75.7, the weight per plant is 16.5 g, and the 100-grain weight is 21.4 g. Oval leaves, white flowers, gray hairs. Grain oval, yellow coat, low light, navel brown. Inoculation identification, strains No. 3 and No. 7 resistant to mosaic virus disease, No. 1 physiological race of high-sensitivity cyst nematode disease. Crude protein content 41.29%, crude fat content 20.42%.
Yield performance: 2009-2010 participated in Huanghuai Hainan summer soybean varieties regional trials, the average annual yield of 181.7 kg per mu, an average increase of 6.5% over the control. In production trials in 2010, the average yield per mu was 170.6 kg, an increase of 6.7% over the control Huang 13.
Cultivation Techniques: Seeds sowed in the middle and early months of the month, with a row spacing of 40 cm and a plant spacing of 12-15 cm. 2. There are 10,000 high-fertility plots, 12,000 moderately fertile plots, and 15,000 low-fertility plots per acre. 3. 1,000 kg of organic fertilizer per acre, 15 kg of nitrogen, phosphorus and potassium ternary compound fertilizer or 10 kg of phosphoric acid diamine as base fertilizer, 15 kg of NPK compound fertilizer or 5 to 8 kg of urea per mu. .
Validation opinion: This variety complies with the national soybean variety certification standards and has passed validation. It is suitable for planting in summer in the south of the Huaihe River in the south of Shandong Province, southeast of Henan Province, and Jiangsu and Anhui Provinces, and is used with caution in areas susceptible to cyst nematode disease.
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