龙博士7号是以自选系JS102为母本、自选系KZ-310为父本组配杂交而成的玉米优良杂交种；2012 — 2014年参加甘肃省中晚熟高密B组玉米区试，3 a 15点(次)产量为15 325.5～16 528.5 kg/hm2，平均15 992.5 kg/hm2，增产幅度为3.1%～7.8%。该品种具有耐密性、丰产性， 适应性、抗病抗逆能力强，耐病虫害等特点，适宜在甘肃省及西北同类春播玉米区广泛种植。

Longboshi 7 is an excellent hybrid bred from self-selected line JS102 as female parent and self-selected line KZ-310 as male parent. In 2012 — 2014， the yield of 3 a 15 sites(times) trials was 15 325.5~ 16 528.5 kg/hm2 in Corn Regional Trial of middle and late maturity and high density group B in Gansu Province， and the average yield of three years was 15 992.5 kg/hm2， with an increase of 3.1%~7.8%. The cultivar has the characteristics of tight tolerance， high yield， wide adaptability， good comprehensive disease resistance and stress resistance， resistance to pests and diseases， etc. It is suitable to be widely grown in similar spring sowing corn area in Northwest China Gansu Province.

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国家重点研发计划(2017YFD0201808-02)；甘肃省农业科学院中青年基金(2020GAAS45)。