冬小麦新品种庄浪12号是庄浪县农业技术推广中心采用多代集团混合选择技术，结合常规育种方法，以旱大穗为母本、自育品系92品18为父本杂交选育而成。在2011 — 2013年甘肃省陇中片冬小麦旱地组区域试验中，2 a 10点(次)平均折合产量为4 372.35 kg/hm2，较对照品种陇中1号增产7.09%；2013 — 2014年度参加甘肃省陇中片冬小麦旱地组生产试验，4点(次)平均折合产量为4 861.65 kg/hm2，较对照品种陇中1号增产15.30%。该品种属强冬性普通小麦，中晚熟，生育期272～285 d。幼苗习性直立，株高90～120 cm。单株有效分蘖3～5个，成穗数456万～789万穗/hm2，越冬率94%，穗长6.5～8.2 cm，结实小穗15～18个/穗，穗粒数32.5～52.0粒，千粒重35.0～48.0 g，容重763.8 g/L。籽粒含蛋白质128.2 g/kg(干基)、湿面筋250.7 g/kg(14%水分基)、赖氨酸3.77 g/kg(干基)，沉降值30.5 mL(14%水分基)。对主要流行条锈菌贵22-14、贵22-9、水4、条中33号、条中32号表现免疫，抗旱性和适应性强，高产稳产，适宜在甘肃平凉、定西等地年降水量200～500 mm、海拔2 600 m以下的干旱、半干旱区种植。

Zhuanglang 12 is a newly bred winter wheat cultivar by perental combination of inbred line 92-18 with Handasui by Zhuanglang Agro-Tech Extension Center with the pedigree method . The result shows that the average yield of Zhuanglang 12 is 4 372.35 kg/hm2 which is 7.09% higher than that of the check Longzhong 1 in regional trial of Gansu province winter wheat in the period 2011 to 2013 . In 2013 — 2014， the average yield is 4 861.65 kg/hm2， which is 15.3% higher than that of the check Longzhong 1 in production test of Gansu province . Zhuanglang 12 is a Cultivar of strong winter wheat-late maturing . The growing period is about 272~285 days . The plant height is about 90~120 cm， The effective per plant is 3~5， ears humber is 4.56 million to 7.89 million/hm2， overwintering percentage is 94%， ear length is 6.5~8.2 cm， spikelets per spike is 15~18， grain number perspike is 32.5~52.0， thousand grain weight is 35.0~48.0 g， bulk density is 763.8 g/L. In addition， protein of seeds is 128.2 g/kg(dw)， wet gluten is 250.7 g/kg(14% moisture)， the lysine is 3.77 g/kg(dw)， the settling value is 30.5 ml (14% moisture) . It is immune to stripe rust on the main popular stripe rust which Gui22-14， Gui22-9， Shui 4， CY 33 and CY 32. The drought resistance and adaptability of Zhuanglang 12 is very strong. It is suitable to be grown in the 2 600 m altitude arid and semi-arid region with precipitation is 200~500 mm of Gansu .

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