Longliangyou 899

The results of the two-year regional test in 2012 and 2013: the average plant height is 123 cm, the effective ear per mu is 170,000, the total number of grains per ear is 178, the seed setting rate is 90%, and the thousand-grain weight is 25 grams. The whole growth period is about 138 days, which is 1-2 days later than the control variety (Ⅱ You 838).

Resistance performance: According to the resistance identification of the Institute of Plant Protection, Anhui Academy of Agricultural Sciences, in 2012, it was resistant to rice blast (comprehensive resistance index 5.00), high resistance to rice smut (disease index 0.06), and medium resistance to sheath blight (disease index 43.35). Medium resistance to bacterial blight (disease index 40.84); 2013 resistance to rice blast (comprehensive resistance index 1.50), moderate resistance to rice smut (disease index 4.2), susceptible sheath blight (disease index 52.00), moderate resistance to bacterial blight Disease (disease refers to 30.00).

Quality performance: In 2015, the rice quality reached the first level of the Ministry of Agriculture's Rice and Products Quality Supervision, Inspection and Testing Center.

Yield performance: Under general cultivation conditions, the yield per mu in the 2012 regional test was 607.98 kg, an increase of 0.37% compared to the average of the same group; the yield per mu in the regional test in 2013 was 611.13 kg, an increase of 7.24% (very significant) compared with the control variety. In 2014, the production test yielded 622.2 kg per mu, an increase of 5.3% over the control variety.

Approval number: Wandao 2016056

Features: Tolerance to fertilizer and density, compact plant type, disease resistance and lodging resistance, high yield, very good rice quality