CONTENTS
Lead Article
Assessment of current protocols for the production of therapeutic gonadotropins
K. Muralidhar and Rajesh Choudhary…189
Review Articles
Metabolic Engineering : Production of antibiotics, dyes and secondary metabolites
P.M. Swamy and N. Syamala Devi…211
Environmental Science
Chemical changes in wetland margin soils
M. Singh, O.P. Singh and M.P. Singh… 219
Effect of water level fluctuations on distribution of emergent vegetation in Hokersar wetland, Kashmir
Ravinder Kumar and Ashok K. Pandit… 227
Monthly variation of Zn, Cu and Pb in and around Indian Sundarbans
Abhijit Mitra, Rajib Chakraborty and Kakoli Banerjee… 234
Community zonation of mangroves in Bhitarkanika Wildlife Sanctuary, Orissa, India using IRS P6 LISS III ata
C. Sudhakar Reddy, Chiranjibi Pattanaik and M.S.R. Murthy… 246
Diversity and distribution of epiphytic liverworts (Hepaticae) in Nilgiri hills (Tamil Nadu)
Praveen Kumar Verma and S.C. Srivastava… 253
Plant Sciences
Micropropagation of an endangered medicinally important cucurbit, Colosynthes vulgaris L. through multiple shoot production
B. Mallaiah, Md. Mustafa and V.J.E. Caroline…. 265
Relationship of meteorological factors and plant growth stages with apparent infection rate of spot blotch caused by Cochliobolus sativus (Ito and Kurib.) Drechs. ex Dastur in wheat (Triticum aestivum L.)
V. Singh and R.N. Singh…. 268
Influence of applied fruit wastes on metal ion adsorption and release by humic acid
L. Singh and K.K. Verma…. 277