Chujingxiang No. 1 is a high-quality fragrant japonica rice variety

1. Variety origin

Chujingxiang No. 1 is a superior fragrant japonica rice variety developed by the Chuxiong Prefecture Agricultural Science Institute through crossbreeding and selection.

2. Characteristics

Chujingxiang No. 1 belongs to the medium-maturing medium japonica type, with a whole growth period of about 170 days, 3 to 5 days earlier maturing than Hexi 22-2; plant height 100 cm to 105 cm, leaves slightly drooping in the early stage, becoming upright after jointing, medium to weak tillering ability; large panicles with many grains, 120 to 140 grains per panicle, seed-setting rate 80% to 85%, 1000-grain weight 21 g to 22 g. The grain is oval, the husk is yellow, awnless, moderate shattering, the milled rice is pure white, the cooked rice has a rich fragrance and tastes delicious, and it has moderate resistance to rice blast.

3. Suitable range

Suitable for planting in rice areas at an altitude of 1650 m to 1850 m in central Yunnan, and can also be planted in rice areas with similar ecological types outside the province.

4. Yield performance

In 1997, it participated in the identification trial with a yield of 670.67 kg per mu, close to the control variety Hexi 24. In 1999, it was demonstrated in Yao'an County on 7 hectares (105 mu), with an average yield of 685.93 kg per mu, a 7.21% increase over the control Hexi 22-2; in 2000, it was promoted and demonstrated on 680 hectares (10200 mu), with an average yield of 637.8 kg per mu.