Characteristics and traits of the rice variety Jinghua 101

Breeding institution: Institute of Crops, Beijing Academy of Agriculture and Forestry Sciences.

Approval status: approved by the Beijing Municipal Crop Variety Approval Committee in 1991, by the Tianjin Municipal Crop Variety Approval Committee in 1993, and by the National Crop Variety Approval Committee in 1994.

Variety registration number: GS01001-1993.

Variety source: Zhonghua 9 / Jingdao 2.

Characteristics and traits: a japonica rice variety developed through anther tissue culture. Compact plant type, plant height about 110 cm, thick and sturdy stems resistant to lodging, moderate tillering ability, long straight main leaves slightly rolled inward, relatively dark leaf color, main stem with 18-19 leaves, fast leaf emergence, panicle length 21-23 cm, glumes and stems yellow, with sparse short awns at the tip, oval grains, 130-150 grains per panicle, grains densely set on the panicle. 1000-grain weight 28-30 g, brown rice rate 82.3%, milled rice rate 72.1%, head rice rate 58.5%, protein content 9.72%, amylose 19.12%, gelatinization temperature grade 7, gel consistency 66 mm. The whole growth period is 165-175 days, highly resistant to stripe leaf blight, resistant to moderately resistant to rice blast, relatively resistant to lodging.

Cultivation points: sow early at the proper time, raise seedlings with heat preservation in early April. Sow thinly to grow strong seedlings, sowing 50-75 kg per mu in the seedling bed. Transplanting from May 10 to 20 is suitable. From late June to July 20, dry the field to strengthen the seedlings; do not stop irrigation too early in the later stage. Apply 15 kg of diammonium and 10 kg of potassium fertilizer as base fertilizer, 15 kg of ammonium bicarbonate as a green-up fertilizer, 20-25 kg of ammonium bicarbonate as a tillering fertilizer, and 4-5 kg of urea as a full-heading fertilizer.

Suitable range: Beijing, Tianjin, and northern Hebei Province.