| haloterrigena daqingensis sp. nov., an extremely haloalkaliphilic archaeon isolated from a saline-alkaline soil. | a haloalkaliphilic archaeon, strain jx313(t), was isolated from a saline-alkaline soil from daqing, heilongjiang province, china. its morphological, physiological and biochemical features and 16s rrna gene sequence were determined. colonies of the strain were orange-red and cells were non-motile cocci and gram-stain-variable. the strain required at least 1.7 m nacl for growth, with optimal growth occurring in 2.0-2.5 m nacl. growth was observed at 20-50°c and ph 8.0-10.5, with optimal growth at ... | 2010 | 19915113 |