the tribe meteorini (cresson, 1887) (braconidae: euphorinae) of northern iran was studied. the specimens were collected using malaise traps during 2010 and 2011. a total of 13 species were collected and identified, among them eight species viz., zele albiditarsus curtis, meteorus alborossicus lobodenko, m. breviantennatus tobias, m. cinctellus (spinola), m. colon (haliday), m. consimilis (nees)...

carbon sequestration potential of three species including agropyron elengatum, stipa barbata and artemisia aucheri was evaluated in parts of a semi-arid rangeland in this study. after determination and selecting key areas as study sites, sampling from vegetation and soil, based on randomized systematic method, was done and 90 plant and 45 soil samples were taken, respectively. shooting and root...