寒地水稻新品种垦粳8号的选育及栽培技术

Breeding and Cultivation Techniques of A New Rice Variety Kenjing No.8 in Cold Region

为促进寒地水稻新品种垦粳8号(农丰13B229)的推广,本文介绍了其选育过程、品种特性、产量表现及栽培技术。垦粳8号是黑龙江八一农垦大学水稻研究室通过常规杂交经系谱法所配组合吉粳88/农大10号的后代材料中选育出的优良新品种,2018年5月垦粳8号通过黑龙江省农作物品种审定委员会审定(审定编号:黑审稻2018007)。垦粳8号在2019年第二届中国·黑龙江国际大米节品评品鉴活动中荣获“优秀入围奖”,2019年参加北方稻作科学技术协会组织的全国优良食味粳稻品评荣获“三等奖”。该品种于2015-2016年参加黑龙江省第一积温带区域试验,平均产量为8539.0 kg·hm-2,比对照品种龙稻11增产6.4%,2017年参加黑龙江省第一积温带生产试验,平均产量为8200.5 kg·hm-2,比对照品种龙稻18增产7.6%。该品种具有耐盐碱、丰产性好、优质、分蘖能力强、适应性广、抗倒性、耐冷性强、活秆成熟等优良特性,适合在黑龙江省第一积温带下限种植。

In order to promote the popularization of new rice variety Kenjing No.8(Nongfeng 13B229),this paper introduced its breeding process,variety characteristics,yield performance and cultivation techniques.Kenjing No.8 is a new excellent variety bred from progenies of Jijing 88/Nongda 10,a combination of conventional cross and pedigree method,which was bred by Rice Research Office of Bayi Agricultural University in Heilongjiang Province.Kenjing No.8 was approved by Heilongjiang Provincial Crop Variety Approval Committee(approval No.:Heishendao 2018007)in May 2018,and Kenjing No.8 won the“excellent shortlist award”in the second China Heilongjiang International Rice Festival in 2019,and won the“third prize”in the national excellent taste japonica rice evaluation organized by North Rice Cultivation Science and Technology Association in 2019.The average yield of this variety was 8539.0 kg·hm-2 in 2015-2016,which was 6.4%higher than the control variety Longdao 11.The average yield was 8200.5 kg·hm-2 in 2017,which was 7.6%higher than the control variety Longdao 18.It is suitable for planting in the lower limit of the first accumulated temperature zone in Heilongjiang Province.