Duangkhae Kanjanasopa, Srimek Chowpongpang, Orawan Chatchawankanphanich, Wichai Kositratana and Niphone Thaveechai 2006. A Deletion Mutant Generating by Replacement Construct in Sorbitol Dehydrogenase of Ralstonia solanacearum Bacterial Wilt Strain. Agriculture and Natural Resources. 40, 4 (Aug. 2006), 902–913.