PROBLEM TO BE SOLVED: To provide Agrobacterium with improved gene targeting efficiency.SOLUTION: According to the present invention, provided is Agrobacterium which includes a T-DNA nuclear transport ability similar to a wild type, and for which the T-DNA chromosome insertion ability is lost or reduced when compared to a wild type.COPYRIGHT: (C)2016,JPO&INPIT【課題】遺伝子ターゲッティング効率が向上したアグロバクテリウムを提供すること。【解決手段】野生型と同等のT-DNA核移行能を有し、野生型と比較してT-DNA染色体挿入能が喪失又は低下している、アグロバクテリウム。【選択図】なし