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探讨了热带、亚热带玉米种质利用的意义、国内外的研究进展和发展趋势，提出了研究利用的方法及利用的前景。Ｓｕｗａｎ１、墨白１号、ＥＴＯ复合种是广泛利用的热带种质，Ｙｕｃａｔａｎ是有待开发利用的热带种质，已育成了Ｎｃ２９６、ＮＺ１Ａ、辐苏１、苏湾１６１１、ＢＴ、太１１３等优良自交系和７８５９９、９９６１、雅玉２号、会单４号、郑９３１等优良杂交种。热带、亚热带种质在长期的玉米育种计划中受到越来越多的重视。
The significance of utilization of tropical and subtropical maize germplasm, the research progress and development trend both at home and abroad were discussed, and the methods of research and utilization and the prospect of its utilization were put forward. Suwan 1, Mo Bai 1, ETO is a widely used tropical species of tropical germplasm, Yucatan is to be developed and utilization of tropical germplasm, has been bred Nc296, NZ1A, Su Su 1, Su Wan 1611, BT, too 113 Excellent inbred lines and 78599,9961, Ya Yu 2, will be on the 4th, Zheng 93 1 and other excellent hybrids. Tropical and subtropical germplasm are receiving more and more attention in the long-term corn breeding program.