Research Article

Characterization of Rhizobia Isolated from Tigray Soil and Assessment of Their Effect on Germination and Seedling Vigor of Wheat and Field Pea

Table 3

Biochemical characteristics of Rhizobia isolated from different geographical locations.

Sampling siteBiochemical tests
IsolatesGSCAOXMBCUUHGESHTSI

ShiraroSH1−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve
SH2−ve, rod+ve+ve+ve−ve+ve−ve+ve+ve
SH3−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve
SH4−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve
SH5−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve

KoremKO1−ve, rod+ve+ve+ve+ve+ve+ve+ve+ve
KO2−ve, rod+ve+ve+ve+ve−ve−ve+ve+ve
KO3−ve, rod+ve+ve+ve+ve−ve−ve+ve+ve
KO4−ve, rod+ve+ve+ve+ve+ve+ve+ve+ve
KO5−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve
KO6−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve
KO7−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve
KO8−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve

TsibetTS1−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve
TS2−ve, rod+ve+ve+ve+ve+ve−ve+ve−ve
TS3−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve
TS4−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve

MekelleME1−ve, rod+ve+ve+ve+ve+ve+ve+ve+ve
ME2−ve, rod+ve+ve+ve+ve+ve+ve+ve+ve
ME3−ve, rod+ve+ve+ve+ve+ve−ve+ve−ve
ME4−ve, rod+ve+ve+ve+ve+ve−ve+ve+ve
ME5−ve, rod+ve+ve+ve−ve+ve−ve+ve+ve

Tanqua AbergeleTA1−ve, rod+ve+ve+ve+ve+ve+ve+ve+ve
TA2−ve, rod+ve+ve+ve+ve+ve+ve+ve+ve
TA3−ve, rod+ve+ve+ve−ve+ve−ve+ve+ve
TA4−ve, rod+ve+ve+ve−ve+ve−ve+ve+ve
TA5−ve, rod+ve+ve+ve−ve+ve+ve+ve+ve
TA6−ve, rod+ve+ve+ve−ve−ve−ve+ve+ve
TA7−ve, rod+ve+ve+ve−ve−ve−ve+ve+ve
TA8−ve, rod+ve+ve+ve−ve−ve−ve+ve+ve
TA9−ve, rod+ve+ve+ve+ve+ve+ve+ve+ve
TA10−ve, rod+ve+ve+ve−ve−ve−ve+ve+ve

GS: gram’s staining; CA: catalase test; OX: oxidase test; MB: methylene blue test; CU: citrate utilization test; UH: urea hydrolysis test; GE: gelatinase test; SH: starch hydrolysis test; TSI: triple sugar iron test; +ve: positive reaction; −ve: negative reaction.