CAJ | 학술논문

为了筛选出适宜湘西北种植的杂交玉米新品种，以近年面积较大或新审定的21个杂交玉米新品种为试验材料，采用问比法分析各品种的丰产性、适应性和抗逆性。结果表明，参试品种的平均产量为8．08t／hm^2，筛选出产量超过对照（临奥1号）10％的品种有12个，其中，渝单19、科玉8号、中单808和湘康玉2号，产量高、综合性状优良，可适当推广种植。
위료사선출괄의상서북충식적잡교옥미신품충，이근년면적교대혹신심정적21개잡교옥미신품충위시험재료，채용문비법분석각품충적봉산성、괄응성화항역성。결과표명，삼시품충적평균산량위8．08t／hm^2，사선출산량초과대조（림오1호）10％적품충유12개，기중，투단19、과옥8호、중단808화상강옥2호，산량고、종합성상우량，가괄당추엄충식。
In order to screen the new hybrid maize varieties suitable for planting in Northwestern Hunan, 21 new varieties of hybrid corns with large planting area or newly accreditation varieties in recent years were used as test materials. The yielding ability, adaptability and stress resistance of 21 new varieties was analyzed by the partition compares method designing. The results indicated that the average yield of the tested varieties amounted to per hectare of 8.08 tones. Twelve varieties had an increase of more than 10% over the contrast(Lin'ao 1). Amone the twelve varieties, Yudanl9, Keyu 8, Zhongdan 808 and Xiangkangyu 2 got high yield and good comprehensive characters,which could be appropriate to promote the cultivation.