优质稻“玉美占”的选育与高产栽培技术

【目的】选育出优质、高产的水稻新品种，提高广西优质稻的产量和品质。【方法】利用从广东引进的优质稻“丰美占”分离植株经3年5代系统选育而成。【结果】优质稻新品种“玉美占”具有高产、稳产、米质优、分蘖力强、适应性广等特点，生育期早造128d左右，晚造110d左右，2012年6月通过广西农作物品种审定委员会审定。【结论】“玉美占”是具有较好发展前景的优质稻新品种，适宜在桂南、桂中和气候相似的华南双季稻作区早晚造种植。

Breeding of a new high-quality rice variety Yumeizhan and its high-yield cultivation techniques

Objective]Breeding of high-quality and high-yield new rice varieties was studied to improve the rice yield and quality in Guangxi. Method ]Using the systematic selection method for five generations in three years, the rice variety Yumeizhan was developed from the isolated plant of variety Fengmeizhan, which was introduced from Guangdong Province. Result]Yumeizhan showed excellent characteristics, such as high and stable yield, good grain quality, strong tillering ability, wide adaptability and so on. Its growth duration was 128 and 110 days at early and late duration stage, respectively. Yumeizhan was registered and certificated by Guangxi Committee for Crop Variety Registration in June, 2012. Conclusion]Yumeizhan, a new rice variety with promising prospect, is suitable for planting as early and late cropping in double-season rice planting regions of south and central Guangxi and the similar climatic regions of south China.