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Vol. 45(2) April, 2013

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41. Antimicrobial potential of different solvent extracts of tobacco (Nicotiana rustica) against Gram negative and positive bacteria
Jehan Bakht, Azra and Mohammad Shafi

42. Effect of Prosopis juliflora in the control of root rot fungi of cowpea (Vigna unguiculata L.) and mung bean [Vigna radiata (L.) Wilczek]
Naheed Ikram and Shahnaz Dawar

43. Plant-beneficial rhizobacteria for sustainable increased yield of cotton with reduced level of chemical fertilizers
Sumera Yasmin, Fauzia Y. Hafeez, Michael Schmid and Anton Hartmann

44. Process optimization for amyloglucosidase by a mutant strain of Aspergillus niger in stirred fermenter
Shazia Malik, Tehreema Iftikhar, Ikram-ul-Haq and Manzoor Iqbal Khattak

45. Selective in vitro growth inhibitory effect of Withania somnifera on human pathogenic bacteria and bifidobacteria

K. Halamova, L. Kokoska, Z. Polesny, K. Macakova, J. Flesar and V. Rada

Pages: 667-670

46. Screening of elite tobacco (Nicotiana tabacum L.) genotypes for their physiological traits and resistant to tobacco bud worm (Heliothis virescens F.)
Hayat Badshah, Abdul Wajid, Muhammad Saeed, Hidayat Ullah, Farman Ullah, Qamar Zeb and Bashir Ahmad

47. Seasonal abundance and morphological observations of a raphid pennate diatom Asterionella glacialis castracane from the coastal waters of Karachi, Pakistan
Tahira Naz, Sonia Munir, Zaib-un-Nisa Burhan and Pirzada Jamal Ahmed Siddiqui

48. A comparative study of nutritional and environmental factors affecting extracellular and intracellular invertase production in Candida utilis
Fatima Zafar Qureshi and Aafia Aslam

49. Evaluation of Arthrospira (Spirulina) platensis production trait using CpcHID operon
Hui-Na Zhou, Yan-Guang Xie, Zhi-Ping Wang, Bin Shao, Xin-Ying Liu, Jin-Xin Yu and Zi-Yuan Chen

50. Effect of pepper-garlic intercropping system on soil microbial and bio-chemical properties
Imran Ahmad, Zhihui Cheng, Huanwen Meng, Tongjin Liu, Mengyi Wang,   Muhammad Ejaz and Humaira Wasila

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