CAJ | 학술논문

2009—2010年杂交稻新品种宜优673在江苏省泰州大面积制种,2 a平均产量达130 kg/667m2。介绍了宜优673亲本的特征特性,大面积高产主要制种技术：适时提早播种、合理安排播差期、加强秧田管理培育多蘖壮秧、适时早插父本培育高产苗架、加强肥水管理促进均衡生长、适时适量喷＂九二○＂、及时防治病虫害、严格去杂保纯。
2009—2010년잡교도신품충의우673재강소성태주대면적제충,2 a평균산량체130 kg/667m2。개소료의우673친본적특정특성,대면적고산주요제충기술：괄시제조파충、합리안배파차기、가강앙전관리배육다얼장앙、괄시조삽부본배육고산묘가、가강비수관리촉진균형생장、괄시괄량분＂구이○＂、급시방치병충해、엄격거잡보순。
The average yield of 130 kg/667m2 for a new hybrid rice combination Yiyou 673 was achieved in a large- scale hybrid seed production at Taizhou of Jiangsu Province in 2009-2010.The characteristics and a large-scale high- yielding hybrid seed production technology of Yiyou 673 were introduced. The key technologies include： suitable early sowing time, rational arranging different seeding of parents, developing vigorous seedlings and tillers by improving management, timely early planting male parent for cultivating high-yielding population structure, optimum fertilizer and water management to promote uniform growth, spraying ＂920＂ of suitable doses at the right time, timely integrating pest control and extensive roguing to ensure the purity.