List of Articles Plant germination Open Access Article Abstract Page Full-Text 1 - Effect of Plant Growth Promoting Rhizobacteria (PGPR) on the Seed Germination, Seedling Growth and Photosynthetic Pigments of Astragalus caragana under Drought Stress Marzieh Sabeti Pejman Tahmasebi Elham Ghehsareh Ardestani Farzaneh Nikookhah