Guang 8 you 199
Approval number Xiang Xian rice 2013013
Characteristic characteristics The variety belongs to the three line hybrid late season rice. Results of the provincial test: one season late rice cultivation in our province. The whole growth period is 125.9 days. The plant height is 121.8 cm, the plant type is moderate, the growth potential is strong, the plants are neat, Ye Zi is erect, the leaf sheath is green, the lemma is pointed, the stem is yellow, the awn, the leaf grass, the later period falls well. 174 thousand and 100 panicles per panicle, 185.55 grains per panicle, 85.1% seed weight, 1000 grain weight 23.4 grams, resistance: leaf blast 4.4, neck blast 5.3, and rice blast resistance index 4.2. Bacterial blight resistance was 5, and rice false smut resistance was 5. High temperature resistance, moderate resistance to low temperature. Rice quality: roughness 82.3%, milled rice rate 70.8%, head milled rice 57.8%, grain length 7.2 mm, length width ratio 3.6, chalky grain rate 34%, chalkiness 5.8%, transparency 1 level, alkali dissipation value 3 level, gel consistency 90 mm, amylose content 12.6%.
Output performance: In 2011, the average yield per mu in the provincial test was 579.14 kg, which was 5.96% higher than that of the control C two, and the yield increased significantly. In 2012, the average yield per mu in Hunan province was 601.08 kg, which was 2.52% higher than that in the control area, and the yield increased significantly. The average output of two kilograms in two years was 590.11 kg, 4.24% higher than the control, 4.69 kg per day, 0.16 kg higher than the control.
Approval opinion The variety is up to the approved standard and approved. It is suitable for planting late rice in the low incidence area of rice blast in Hunan province.