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Yield performance:

In 216, participated in the regional green channel test of medium indica late maturing group in the middle and lower reaches of the Yangtze River, with an average yield of 646.35 kg per mu, an increase of 6.52% over the control Fengliangyou No. 4; In 2017, the average yield per mu was 639.20kg, 5.09% more than that of CK Fengliangyou No. 4; The average yield per mu in two years' regional trials was 642.8kg, 5.80% higher than that of the control Fengliangyou No. 4; In the production test in 2017, the average yield per mu was 659.04kg, 10.11% more than that of CK Fengliangyou No. 4.

Characteristics:

Indica two-line hybrid rice varieties. In the middle and lower reaches of the Yangtze River, the whole growth period of one crop of medium rice is 138.0 days, 2.4 days longer than that of the control Fengliangyou No. 4. The plant height is 129.3 cm, the spike length is 25.7 cm, the effective spikes per mu are 171000, the total grains per spike are 191.8, the seed setting rate is 82.6%, and the 1000 grain weight is 26.0 g. Resistance: the comprehensive index of rice blast in two years was 3.1 and 2.7 respectively, and the loss rate of ear neck blast was the highest in five grades; Grade 7 of bacterial leaf blight; Brown planthopper 9; The heading heat resistance was 3 grades; Moderately susceptible to rice blast, bacterial blight, and highly susceptible to brown planthopper. Main indexes of rice quality: head rice rate 61.5%, chalky grain rate 20%, chalkiness 3.1%, amylose content 19.0%, gel consistency 66 mm, length width ratio 1. It has reached Grade 3 of the National Standard for High Quality Rice and Grade 3 of the Standard for Quality of Edible Rice Varieties issued by the Ministry of Agriculture.