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晚熟春玉米新品种四单 16 7是由吉林省原四平市农科院玉米所 1993年用近缘种D30 0为母本 ,以外引系丹 340_3为父本杂交育成。 2 0 0 1年 3月经吉林省农作物品种审定委员会审定 ,准予推广。该品种生育日数 130d左右 (公主岭 ) ,需≥ 10℃积温 2 75 0℃·d ,种子拱土能力强 ,早春易抓苗。在试验、示范中 ,表现出高产、稳产、优质、抗病、穗大、穗匀、无秃尖 ,子粒深 ,耐旱性强 ,适应性广等特点。适宜在吉林省四平、长春、松原、辽源等地区以及内蒙古通辽市等晚熟春玉米区种植。到 2 0 0 1年底四单 16 7累计推广面积 3万hm2 。四单 16 7已获国家新品种保护权
The late-maturing spring maize variety Silang 16 7 was bred by the maize plant of the Academy of Agricultural Sciences of Siping City, Jilin Province in 1993 with the related species D30 0 as the female parent and the derivative variety Dan 340_3 as the male parent. In March 2001, it was approved by Jilin Province Crop Variety Approval Committee and approved for promotion. The variety of breeding days about 130d (Gongzhuling), required ≥ 10 ℃ accumulated temperature 2 75 0 ℃ · d, seed arching ability, easy to grab seedlings in early spring. In the experiment and demonstration, it showed high yield, stable yield, high quality, disease resistance, big spike, spike uniform, no bald tip, deep seeds, strong drought tolerance and wide adaptability. It is suitable for planting in late spring spring maize areas such as Siping, Changchun, Songyuan and Liaoyuan in Jilin Province and Tongliao City in Inner Mongolia. By the end of 2001, Ssangyong 16 7 accumulated a total area of 30,000 hm2. Ssangyong 16 7 has been granted the right to protection of new national varieties