春小麦新品种陇春33号以陇春19号为母本、陇春23号为父本通过杂交，采用系谱法选育而成，原代号为9687-2。2012 — 2013年在甘肃省水地春小麦西片区域试验中，2 a 12 点(次) 平均折合产量7 775.7 kg/hm2，较对照品种宁春4号增产10.34%。株高82 ～ 83 cm，穗粒数34个，千粒重48.47 g，容重719.0 g/L。籽粒含粗蛋白(干基)13.76%、湿面筋34.3%、沉降值35.0 mL，属中筋优质小麦，中抗条锈病，适宜在河西灌区的酒泉、张掖、武威和沿黄灌区的景泰及生态相似地区推广种植。

Longchun 33 is a newly bred spring wheat cultivar by parental combination of Longchun 19 with Longchun 23. The average yield of Longchun 33 reaches 7 775.7 kg/hm2， which is 10.34% higher than that of the check Ningchun 4 in spring wheat regional test conducted in the period 2012 — 2013 in the west area of Gansu province . The result shows that the height is 82～83 cm， the number of grains per is 34， thousand kernet weight is 48.47 g， bulk density is 719.0 g/L . The result also indicates that the content of crude protein(dry basis)， wet gluten and sedimentation value are 13.76%， 34.3% and 35.0 mL， belongs to medium protein wheat and rust-resistant . It is suitable to be grown in the west area of Gansu， such as Jiuquan， Zhangye， Wuwei， Jingtai of in Irrigation Districts Along Yellow River， and the same ecological environment .

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国家自然科学基金项目(31560390)；公益性行业(农业)科研专项(201503125-1)；甘肃省小麦工程技术研究中心专项(144JTGA230)部分内容