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  • 沪优2号.jpg

Huyou 2

Characteristics: this variety belongs to indica type three line hybrid rice. In the middle and lower reaches of the Yangtze River, the average growth period of double cropping late rice was 114.6 days, which was 1.0 days shorter than that of Shanyou 46. It has moderate plant type, strong stem, luxuriant growth, light green leaf color and good color at maturity. The effective panicles per mu are 154000 ears, the plant height is 120.4 cm, the ear length is 23.7 cm, the total number of grains per panicle is 142.4 grains, the seed setting rate is 82.7%, and the 1000 grain weight is 32.0 G.

Category:

WDR


Description

Approval No.: guoshendao 2010034

Characteristics: this variety belongs to indica type three line hybrid rice. In the middle and lower reaches of the Yangtze River, the average growth period of double cropping late rice was 114.6 days, which was 1.0 days shorter than that of Shanyou 46. It has moderate plant type, strong stem, luxuriant growth, light green leaf color and good color at maturity. The effective panicles per mu are 154000 ears, the plant height is 120.4 cm, the ear length is 23.7 cm, the total number of grains per panicle is 142.4 grains, the seed setting rate is 82.7%, and the 1000 grain weight is 32.0 G.

Resistance: the comprehensive index of rice blast was 5.9, and the loss rate of ear blast was the highest level of 9; bacterial blight was 5; brown planthopper was 9. Main indexes of rice quality: head rice rate 45.4%, length width ratio 3.0, chalky grain rate 29%, chalkiness degree 4.3%, gel consistency 59 mm, amylose content 15.6%.

Yield performance: in 2008, we participated in the regional test of late indica medium late maturing varieties in the middle and lower reaches of the Yangtze River, with an average yield of 502.9 kg / mu, 5.1% (extremely significant) higher than that of Shanyou 46; in 2009, the average yield per mu was 511.7 kg, 5.0% higher than that of Shanyou 46 (extremely significant). The average yield per mu was 507.3 kg in two years regional test, which was 5.1% higher than that of Shanyou 46, and the ratio of yield increasing point was 76.9%. In 2009, the average yield per mu was 507.7 kg, 11.6% higher than that of Shanyou 46.