A carotenoid-deficient mutant in Pantoea sp. YR343, a bacteria isolated from the rhizosphere of Populus deltoides, is defective in root colonization oleh Amber N Bible, Sarah J Fletcher, Dale A Pelletier, Christopher W Schadt, Sara S Jawdy, David J Weston, Nancy L Engle, Timothy J Tschaplinski, Rachel eMasyuko, Sneha ePolisetti, Paul W Bohn, Teresa A Coutinho, Mitchel J Doktycz, Jennifer L Morrell-Falvey