The main stem 1 1 leaf of this rice variety has a round grain shape, the plant height is about 89.9 cm, the ear length is about 14.8 cm, the number of grains per ear is about 1 1 grain, and the 1000-grain weight is about 26.0 g. The roughness of Longjing3013 rice is 83.6% ~ 83.9%, the head rice rate is 65.8% ~ 7 1.9%, and the chalkiness is 1 1% ~ 16%. The amylose content of rice is 16.87% ~ 18.4% on dry basis, the gel consistency is 73 mm ~ 76 mm, and the taste quality is 80 ~ 85 points, reaching the second grade of the national standard of "high quality rice".
Longjing 30 13 rice is resistant to leaf blast 5, ear neck blast 3 ~ 5 and lodging resistance. Three-year cold tolerance appraisal results: the empty shell rate is 4.57%~27.36%. At the same time, Longjing 30 13 rice is also resistant to diseases, pests and viruses. From 20 18 to 20 19, the average yield per hectare of Longjing3013 rice was 8598.4 kg, which was 8.8% higher than that of the control variety Longjing31.
Planting techniques of Longjing3013 rice;
The sowing period of this variety in the adaptation area is from April 15 to April 22, the transplanting period is from May 17 to May 23, and the seedling age is 30-35 days. The transplanting specification of this variety is 30 cm x 13.3 cm, with 4-5 plants per hole. Generally, the ratio of pure nitrogen 1 10 kg per hectare is 2.4: 1: 1. This variety adopts water-saving irrigation, and the harvest period is from September 25th to June 5438+1October 65438+May to prevent rice blast and chilling injury.
Longjing3013 rice takes about 130 days from emergence to maturity, and the active accumulated temperature ≥ 10℃ needs to be around 2400℃. Longjing3013 rice plant height is about 89.9cm, panicle length 14.8cm, per panicle11grain, and the 1000-grain weight can reach about 26 grams. The grain shape of Longjing3013 rice is round, and the main stem of mature plants is about 1 1 leaf. Moreover, this variety also has strong lodging resistance and adaptability.