Detailed introduction to the rice variety Boyou 64

Breeding unit: Agricultural Science Research Institute of Bobai County, Guangxi Zhuang Autonomous Region.

Approval status: approved by the Crop Variety Approval Committee of Guangxi Zhuang Autonomous Region, recognized in 1990 by the Crop Variety Approval Committee of Guangdong Province, and approved in 1991 by the National Crop Variety Approval Committee.

Variety registration number: GS01001-1990.

Variety source: Bo A x Ce 64-7.

Characteristics: a weakly photoperiod-sensitive hybrid indica rice combination. Plant type suitably loose, strong tillering ability. Plant height 90-100 cm, about 200,000 effective panicles per mu, an average of 149 grains per panicle, seed setting rate 89.7%, 1000-grain weight 23.7 g, some grains have a short awn at the tip, grains slender, husk brownish yellow, milling rate 70%-72%, good grain quality, high seed production yield. The whole growth period is about 120 days, tolerant to low temperature, resistant to neck blast and brown planthopper, moderately susceptible to bacterial leaf spot, easily susceptible to sheath blight, and shows panicle enclosure when heading encounters unfavorable weather. General yield about 400 kg per mu.

Cultivation points: irrigate reasonably before heading. Pay attention to the control of sheath blight.

Suitable range: Guangdong, Guangxi, Hainan and other provinces and regions.