紫苏新品系陇苏2012-8-1是甘肃省农业科学院生物技术研究所在对紫苏种质鉴定及品种优选的基础上，利用多代集团混合选择技术，经过连续5 a选育而成。2016 — 2017年参加甘肃省多点区域试验，2 a 10点(次)平均折合产量为3 117.15 kg/hm2，较对照品种陇苏1号增产18.57%。该品系生育期158 d，平均株高168.1 cm，籽粒灰褐色，千粒重3.59 g，单株产量74.81 g。田间表现丰产性、稳产性好，抗病性强。籽粒α-亚麻酸含量58.35%，含油44.66%，饱和脂肪酸含量19.45%，不饱和脂肪酸含量78.56%，品质优良。适宜在甘肃省庆阳、平凉、天水等半干旱山区及其同类地区种植。

A new perilla line Longsu 2012-8-1 is breeded by Institute of Biotechnology. Gansu Academy of Agricultural Sciences using multi-generational group hybrid selection technology after purified and selected continuously based on identification and selection of perilla germplasm. In 2016 — 2017， the average yield is 3 117.15 kg/hm2 and 18.57% higer than of the check Longsu 1 in two-year 10-points in test multi-point regional test in Gansu. Its growth period， plant height， the 1 000-seed weight and the yield of single plant are 158 d， 168.1 cm， 3.59 g and 74.81 g respectively. Longsu No. 2012-8-1 is fertility， stable yield， strong resistance to disease and good quality in the field. The content of its α-linolenic acid， oil content， saturated fatty acid and unsaturated fatty acid are 58.35%， 44.66%， 19.45% and 78.56% respectively. It is suitable to be grown in semi-arid areas in Gansu province such as Qingyang city， Pingliang city， Tianshui city， and so on.

S565.8

甘肃省农业科学院“现代农业生物技术集成与应用”科研创新团队(2015GAAS02)；国家特色油料产业技术体系胡麻兰州综合试验站(CARS-14-2-23)；甘肃省农业科学院农业科技创新专项(2016GAAS59)。