SARDAR PATEL UNIVERSITY VALLABH VIDYANAGAR Gujarat - 388 120, INDIA www.spuvvn.edu PRAJNA - Journal of Pure and Applied Sciences Sardar Patel University Press, Vallabh Vidyanagar, Gujarat - 388 120, INDIA Volume 19 CONTENTS December 2011 BIOSCIENCES Altered energy transfer in Phycobilisomes of the Cyanobacterium, under the influence of Chromium (III) Biotransformation of 11 , 17 -dihydroxy-4-pregnene-3, 20-dione-21-o-succinate to a 17-ketosteroid by MTCC 1259 in absence of 9 -hydroxylase inhibitors Influence of nicking in combination with various plant growth substances on seed germination and seedling growth of Noni ( L. Heterosis for biometric characters and seed yield in parents and hybrids of rice ( L.) CHEMISTRY Adsorption behavior and thermodynamics investigation of Aniline-n- (p-Methoxybenzylidene) as corrosion inhibitor for Al-Mg alloy in hydrochloric acid Grafting of Butyl Acrylate onto Sodium Salt of partially Carboxymethylated Guar Gum using Ceric Ions Bootstrapping of phone models for a large vocabulary continuous speech recognition for Gujarati Natural Language Interface for Student Information System (NLSIS) Spirulina Platensis Pseudomonas Putida Morinda Citrifolia ) Oryza Sativa Ayya Raju, M. and Murthy, S. D. S. Rahul Patel and Kirti Pawar Karnam Jaya Chandra and Dasari Daniel Gnana Sagar J.P. Shah, Y.B. Dabgar and B.K. Jain Purvesh B. Bharvad, Ashish R. Nayak, Naynika K. Patel and J. S. S. Mohan ________ M. Prakash and B. Sunil Kumar V.A. Panchal, A.S. Patel and N.K. Shah J.H. Trivedi, T.A. Bhatt and H.C. Trivedi and Himanshu N. Patel and Paresh V. Virparia Amisha Shingala, Rinku Chavda and Paresh Virparia β α α Short Communication Quantitative analysis of aquatic Macrophytes in certain wetlands of Kachchh District, Gujarat Screening of crude root extracts of some Indian plants for their antibacterial activity Simultaneous equation and absorbance ratio methods for estimation of Fluoxetine Hydrochloride and Olanzapine in tablet dosage form COMPUTER SCIENCE Vijaykumar K. Parmar, Uday H. Thorat, Girish K. Jani Laxman M. Prajapati 1 - 3 4 - 7 8 - 10 11 - 13 14 - 18 19 - 20 21 - 24 25 - 31 32 - 36 37 - 40 41 - 44 ISSN 0975 2595 PRAJNA Volume 19, 2011 Journal of Pure and Applied Sciences