TY - SER AU - Takahashi,D. AU - Ditt,R.F. AU - Lambais,M.R. TI - Cloning of putative ureG genes from Glomus intraradices and urease activities in tobacco arbuscular mycorrhizal roots KW - NICOTIANA TABACUM KW - FUMO KW - CLONAGEM KW - GENE KW - URÉIA KW - MICORRIZA KW - NITROGÊNIO ER -