冬小麦新品种兰天33号以兰天23号为母本、周92031为父本，采用系谱法杂交选育而成，原代号兰天093。在2013 — 2014年度的生产试验中，平均折合产量6 034.5 kg/hm2，较对照品种兰天25号增产6.4%。经分小种接种鉴定，苗期对混合菌表现免疫，成株期对供试菌系均表现免疫，总体抗锈性表现优异。适宜在甘肃省陇南川水地、川旱地、浅山区露地及覆膜种植。

Lantian 33 is a newly-bred winter wheat cultivar by parental combination of Lantian 23 with Zhou 92031. The average yield of Lantian 33 reaches 6 034.5 kg/hm2， which is 6.4% higher than that of the check Lantian 25 in winter wheat production test conducted in the period 2013 — 2014 of Tianshui city and Longnan district. By inoculating identification of stripe rust in Institute of Plant Protection， Gansu Academy of Agricultural Science， the result indicates that Lantian 33 is immune to mixture race at the seedling stage and the adult stage， indicating of high resistance to stripe rust. In addition， it is suitable for cultivation in open field and mulching in the valley irrigation area， arid plain land and semi-mountainous area in South Gansu.

S512.1

现代农业(小麦)产业技术体系专项( CARS-02)