山东省农科院棉花研究中心副主任李汝忠研究员,被棉花界的同行们称为“育种实干家”。他凭借一种执着的追求和踏实的作风,带领科研团队在棉花转基因抗虫育种研究方面取得了突破性进展,先后主持选育出了抗虫杂交棉鲁棉研15、24、30号,常规抗虫棉鲁棉研21、26、27、36号和短季抗虫棉鲁棉研19、35号、鲁54等三大系列的10个抗虫棉新品种。1982年,李汝忠从莱阳农学院毕业后,被分配到山东省棉花研究所(山东棉 Researcher Li Ruzhong, deputy director of Cotton Research Center of Shandong Academy of Agricultural Sciences, was praised by cotton industry colleagues as “Breeding Diligent ”. With a dedication of pursuing and down-to-earth style, he led the research team to make breakthroughs in the research on cotton genetically modified insect-resistant breeding. He presided over the breeding of Insect-resistant hybrid cotton Lu cotton research 15,24,30, Insect-resistant cotton Lushmian 21,26,27,36 and short-term insect-resistant cotton Lushumayan 19,35, Lu 54 and other three series of 10 new varieties of insect-resistant cotton. In 1982, Li Ruzhong graduated from Laiyang Agricultural College, was assigned to Shandong Institute of Cotton (Shandong Cotton