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本文基于2003—2010年杂交水稻主导品种推广数据,界定了跨省份技术转移标准,从总体水平、相对水平和相互关系3个方面对中国杂交水稻品种跨区域转移特征进行了分析。研究结果表明,中国杂交水稻品种跨省份技术转移比较活跃,四川、湖南、浙江、江苏和广东是主要的跨省份技术输出地区,按照地理区域形成了西南、长江中下游和华南三大最活跃的杂交水稻品种跨省份技术转移区域。
Based on the promotion data of the dominant hybrid rice varieties from 2003 to 2010, the paper defined the trans-provincial technology transfer criteria and analyzed the trans-regional transfer characteristics of Chinese hybrid rice varieties from the aspects of overall level, relative level and interrelationship. The results show that the technology transfer of cross-province hybrid rice varieties in China is relatively active. Sichuan, Hunan, Zhejiang, Jiangsu and Guangdong are the major inter-provincial technical output areas. According to the geographical area, the three most active areas are the southwest, the middle and lower reaches of the Yangtze River and southern China Cross-province technology transfer area of hybrid rice varieties.