Proceedings of the Indian Academy of Sciences
Earth and Planetary Sciences

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Vol.96 , January-December 1987
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Contents

March 1, 1987
 
Gneiss-charnockite relation around Ponmudi, southern Kerala; evidences and implications of prograde charnockite formation in southern India  — C. Srikantappa and G. R. Ravindra Kumar      
 1-10
Analysis of gravity gradients over a thin infinite sheet — N. Sundararajan, Arun Kumar and N. L. Mohan    
 11-14
Precursory swarm and its application for long range earthquake forecasting in Taiwan region  — V. P. Singh and J. Singh     
 15-23
Results from the Indo-USSR ozonesonde intercomparison experiment —
B. H. Subbaraya, K. S. Appu, K. P. Chatterjee, A. F. Chizhov, V. D. Grinchinkov, A. Jayaraman, G. A. Khokin, V. A. Kononkov,I. S. Moshnikov, V. Narayanan, S. P. Perov, O. V. Shtrikov, Y. V. Somayajulu,C. R. Sreedharan and K. S. Zalpuri     
 25-40 
Satellite-observed upwelled region and prime eddy off Somali coast during
Monex-79 — P. N. Mahajan     
 41-47 
Some aspects of the 30-50 day oscillation — S. V. Kasture and R. N. Keshavamurihy     
 49-58 
Variability in the surface wind direction at a coastal site of complex terrain —
Y. Sadhuram     
 59-67
Seasonal and diurnal variability of thermal structure in the coastal waters off Visakhapatnam — B. Prabhakara Rao, V. Ramesh Babu and P. Chandramohan     
 69-79
No. 2, September 1987

Variable 19UOs/I84Os ratio in acid residues of iron meteorites — P. S. Goel    
 81-102
Gold-bearing   rocks   of   Mangalur   greenstone   belt,   Giilbarga   District,
Karnataka — S. G. Tenginkai and A. G. Ugarkar   
 103-117
146-day signal in the geomagnetic field—a probable association with the periodicity of the solar flare index — D. R. K. Rao and B. D. Kadam   
 119-122
Geochemical studies on Kashmir loess profiles —  G. S. Lodha, K. J. S. Sawhney,
H. Razdan, D. P. Agrawal quid N. Juyal   
 135-145 
On global summer monsoonal drought mechanics — M. Sankar-Rao and
S. V. Sachidananda 
  147-167
Characteristics of air flow over Andaman Islands including precipitation — Sarat C. Kar and N. Ramanathan  
 169-188
Distribution of particulate organic carbon in the central Bay of Bengal — K. Nandakumar,
K. Venkat and N. B. Bhosle  
 189-193
North-south asymmetry in response of geomagnetic activity to different
solar events — G. K. Rangarajan 
   195-202 
No. 3, December 1987

Relationship between pedogenetic manifestations in some arid soil and age
of the landforms  —  J. S. Choudhari   
 203-210
Auxiliary functions of the Hilbert transform in the study of gravity anomalies —
G. Ramadass,I. Arunkumar, S. M. Varaprasada Rao, N. L. Mohan and N. Sundararajan  
 211-219
Petrographic criteria for establishing the copper potential in granitoid plutons —
M. S. Naik and R. K. Trivedi    
 221-227
Estimation of hypocentral parameters of local earthquakes when crustal layers have constant P-velocities and dipping interfaces — Irene Sarkar, R. Chander, K. N. Khattri and V. K. Gaur  
 229-238
Weathering   potential   index  for  rocks   based   on   density  and  porosity
measurements — R. Pratap Singh, Vijay Kumar Upadhyay and Ashok Das  
239-247
Seasonal variation of the salinity in the Zuari estuary, Goa, India — S. R. Shetye and
C. S. Marty   
 249-257 
Selection of optimum frequency of a wind scatterometer — Abhijit Sarkar, Raj Kumar and Mannil Mohan   
 259-266 
Longshore grain size trends in the Kakinada-Mulapeta Beach, east coast of
India — D. Satya Prasad, CVS. Sarma and M. Subba Rao
    267-278 
A steady state model of the Somali current — P. K. Das, S. K. Dube and G. S. Rao   
  279-290



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