IN THIS ISSUE

• 4 In this issue

• 5 A profusion of academies P. Balaram

• 7 Sanctions, P. N. Tandon n 7 Counterpoint: Lest we forget, V. V. S. Sarma n

• 8 Young student scientists programme, T. Balakumar n

• 9 Reappraisal of an ancient text on elephants, Anita Bandopadhyay and R. L. Brahmachary

• 10 Ewald Prize for G. N. Ramachandran n 11 Radio astronomers tackle pulsar weather

• 13 Mantle degassing of noble gases – Implications of recent experiments A. V. Sankaran

• 15 Diffused palmoplanter keratoderma  – A case study of dominant mutant type of congenital syndrome in Midnapore, India, T. K. Dutta and T. Bhattacharya n

• 17 Field evaluation of HRP-2 antigen detection test kit for Plasmodium falciparum malaria, Vas Dev n

• 19 Coastal sand dunes – A neglected ecosystem, A. B. Arun, K. R. Beena, N. S. Raviraja and K. R. Sridhar n

• 21 29 March 1999 Chamoli earthquake: A preliminary report on earthquake-induced landslides using IRS-1C/1D data, K. V. Ravindran and G. Philip

• Integrated Pest Management: Looking back & Forward | 33 Behavioural dynamics in the biological control of insects: Role of infochemicals T. N. Ananthakrishnan

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• 38 Sustainable agriculture and fertilizer use Rajendra Prasad

• 44 Biogas production technology: An Indian perspective B. Nagamani and K. Ramasamy

• 56 Ethanol fermentation technology – Zymomonas mobilis P. Gunasekaran and K. Chandra Raj

• 69 Immobilized enzymes in bioprocess S. F. D’Souza

• 80 Microbial enzyme technology as an alternative to conventional chemicals in leather industry N. R. Kamini, C. Hemachander, J. Geraldine Sandana Mala and R. Puvanakrishnan

• 87 Microbial fermentations with immobilized cells S. V. Ramakrishna and R. S. Prakasham

• 101 Microbial lipases: Potential biocatalysts for the future industry R. K. Saxena, P. K. Ghosh, Rani Gupta, W. Sheba Davidson, Sapna Bradoo and Ruchi Gulati

• 116 Microbial production of biosurfactants and their importance N. G. K. Karanth, P. G. Deo and N. K. Veenanadig

• 127 Microbial transformations: Production of d-amino acids using hydantoinase Rakesh Sharma and Rakesh M. Vohra

• 137 Microbial xylanases for paper industry M. C. Srinivasan and Meenakshi V. Rele

• 143 Production and use of microbial enzymes for dairy processing: A review S. Neelakantan, A. K. Mohanty and Jai K. Kaushik

• 149 Solid state fermentation for the production of industrial enzymes Ashok Pandey, P. Selvakumar, Carlos R. Soccol and Poonam Nigam

RESEARCH ARTICLE

• 163 Radiative effects of desert aerosols A. P. Dimri and V. K. Jain

• 167 The torsional mechanism of energy transfer in ATP synthase Sunil Nath, Hirdesh Rohatgi and Anjanabha Saha

• 169 Ground penetrating radar ice thickness measurements of Dokriani bamak (Glacier), Garhwal Himalaya J. T. Gergan, D. P. Dobhal and Rambir Kaushik

• 174 Association of a phytoplasma with witches’ broom, a new disease of acid lime (Citrus aurantifolia) D. K. Ghosh, A. K. Das, Shyam Singh, S. J. Singh and Y. S. Ahlawat

• 178 Body size and fitness characters in Drosophila malerkotliana S. N. Hegde and M. S. Krishna

• 180 Ancient shorelines of Gujarat, India, during the Indus civilization (Late Mid-Holocene): A study based on archaeological evidences A. S. Gaur and K. H. Vora

• 186 Towing Icebergs, Falling Dominoes, and other Adventures in Applied Mathematics, reviewed by P. N. Shankar n

• 187 New Trends in Microbial Ecology, reviewed by M. C. Srinivasan n

• 188 Bats of the Indian Sub-continent, reviewed by Riki Krishnan

• 189 Bioelectricity and the rhythms of sensitive plants – The biophysical research of Jagadis Chandra Bose V. A. Shepherd