1.

5-1

2.

Studying the activity and stability of Free and immobilized Laccase enzyme (Trametes versicolor) on Montmorillonite and zeolite minerals

Pages 1-13
H. Rahmani; A. Lakzian; A. R. Karimi; A. Halajnia
3.

Characterization of rhizobial bacteria isolated from arsenic-contaminated site in south-eastern Kurdistan province and their influence on plant growth

Pages 15-27
R. Saadati; B. Bahramnejad; B. Harighi
4.

The study of weight and growth indices of earthworm (Eisenia foetida) in vermicomposting of different organic fertilizers

Pages 29-36
M. O. omara; A. byibani; A. Golezidi; M. A. vafie tabir
5.

Isolation and identification of indigenous saline soil exopolysaccharide-producing bacteria

Pages 37-47
F. Moshabaki; A. Tahmoorespour; M. Ataabadi; A. Mohamadi
6.

Effect of plant growth promoting bacteria and Mycorrhizal fungi on growth and yield of wheat under dryland conditions

Pages 49-66
R. Naseri; M. Barary; M. J. Zarea; K. Khavazi; Z. Tahmasebi
7.

Antibiotic and metal resistance of Azotobacteria, Enterobacteria and Pseudomonads isolated from agricultural, pasture and mining soils in Hamedan, Iran

Pages 67-80
N. Younessi; A. S. Safari Sinegani
8.

Effect of phosphate solubilizing bacterium, vermicompost and phosphate sources on growth of lettuce in a calcareous soil

Pages 81-93
A. Khosravi; M. Zarei; A. Ronaghi


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