中国农业科学院生物技术中心、中国农业科学院棉花研究所共同主持的“双价抗虫基因棉花新品系的培育与示范”项目，于１９９９年元月１０～１１日在海南省三亚市通过验收。该项目合同规定：获得双价杀虫基因，构建１个高效表达载体，并导入到主栽棉花品种中，培育出对棉铃... Chinese Academy of Agricultural Sciences Center for Biotechnology, Cotton Research Institute of Chinese Academy of Agricultural Sciences, co-chaired the “bivalent insect-resistant cotton line new varieties of breeding and demonstration” project, January 10, 1999 January 11 in Sanya, Hainan Province, through the acceptance. The project contract: access to bivalent insecticidal genes, the construction of an efficient expression vector, and introduced into the main varieties of cotton, cultivate cotton boll ...