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    Current Science - Vol 21
 
 
January 1952
 

Why Social Sciences?-- N.S.N.Sastry and S.K.Ramachandra Rao

1-2
The Isolation of the 2,4,Dinirophenyl hydrazone of 'Glutamic Acid Semialdehyde' from the Acid Hydrolstate of Periodic-Treated Gelatin-- L.K.Ramachandran and P.S.Sarma 3-4

Indian Academy of Sciences

5-5
Indian Mathematical Society 5-5
Lady Tata Memorial Trust Scientific Researc Scholarships, 1952-53 5-5


Letters to the Editor
Band Spectrum of Oxides of Calcium and Magnesium-- J.K.Patnaik 6-7
X-Ray Study of Structure of Silver Amalgams-- S.Ramaswamy and T.g.Shamanna 7-8
Third order Elastic Co-efficients of Isotropic Solids--T.S.G.Krishnamurthy 8-8
Heat Conductivity-Viscosity Relationship for Liquids at Freezing Point of Water-- S.R.Mohanty 8-8
Studies in Catalytic Oxidation of Ethylene to Ethylene Oxide-- N.Venkataraman, I.B.Gulati and S.K.Bhattacharya 9-10
Estimation of Phenolpthalein-- M.Srinivasan and V.R.Bhalerao 10-10
Anti-Tuberculosis Thiosemicarbozone Compounds-- M.Raghavan 10-11
Seperation and identification of Amino Acids from Protein Hydrolysates by Circular Paper Chromatography-- K.V.Giri, K.Krishnamurthy and T.A.Venkitasubramaniam 11-12
Effect of Different Mechanical Fractions on the Efficiency of Nitrifying Organisms-- A.N.Pathak and J.G.Shrikhande 13-13
Studies on the Thiaminase in Vaunshi (Mugil .Sp)-- S.T.Deolalkar and Kamala Sohonie 13-14
The Influence of Boron on the Yield and Content of Carbohydrate in Tomato Fruits-- P.R.Govindan 14-15
Influence of Zinc on Tomato fruit--P.R.Govindan 15-16
Inheritance of Short Link Mutant in Cocanadas Cotton-- R.Balasubramanyam and V.Santhanam 16-17
Fire Blight of Cosmos- A Bacterial Disease Incited by Erwinia Cosmovora N.Sp-- N.Prasad 17-17
Fusarium Blight of Cluster Beans-- N.Prasad and M.V.Desai 17-18
Chitri Disease of Tobacco in Gujarat-- N.Prasad and I.M.Patel 18-18
On the Fry of the Mikk-Fish Chanos- chanos (Forskal)-- N.K.Panikker P.R.S.Thampi and R.Viswanathan 18-19
Microsporogenesis and Male Gametophyte in Eulesine coracana Goert-- S.Narayanaswami 19-21
Magnetic Storm Effects on the F-Layer of the Ionosphere-- Y.V.Somayajulu 21-22
Iodoform Reaction with Jute Cellulose-- H.Chatterjee 22-22


Book Reviews 23-26
Science Notes and News 26-27
February 1952

Possibilities of Further Expansion of Fish and Prawn Culture inIndia-- N.Keshava Panikker 29-33
Symposium on Cybernetics 33-34
Sulphur from Sea Water 34-34
The Genetical Behaivour of Sclerostachya X Narenga Hybrids and their Back-Crosses-- T.S.Raghava 35-36
International Computation Centre 36-36


Letters to the Editor
Electronic Transitions in the Complex Band Spectrum of Nickel-Chloride-- V.G.Krishnamurthy 37-38
Preparation of 1-Amino-4-hydroxy-anthraquinone-- N.Appala Raju , M.Kanthraj Ars and K.Neelakantam 38-38
Occurence of Detrital Kyanite, Andalusite and Garnet in the Gulucheru and Pulivendla Quartzites-- C.Gundurao 38-39
Fabrication of Aluminium Bronze by Powder Metallurgy Method-- A.Gupta 39-40
The Seeds of Walkomiella indica- A Conifer from the Lower Gondwanas of India-- K.R.Surange and Prem Singh 40-41
Charophyte Remains from the Jurassic of Rajmahal Hills, Behar-- Vishnu Mittre 41-42
Manganese Micas from a Pegmatite in India-- S.A.Bilgrami 42-43
Phagocytic Co-Effficients of Certain Indigenous Medicinal Plant Extracts-- Rajul Broker and J.V.Bhat 43-44
Quantitative Determination of Amino Acids Seperated by Circular Paper Chromatography-- K.V.Giri, K.Krishnamurthy and T.A.Venkatasubramaniam 44-45
A Direst Volumetric Procedure for Estimation of Thorium-- P.Venkateswarlu and A.N,Ramanathan 45-45
Mutual Supplements in Vegetable Proteins-- B.M.Lal and R.Rajagopalan 45-46
Alkaloidal Constituents of Withania somnifera-- D.N.Majumdar 46-47
Biological Standardisation of Digitalis using Dogs-- V.Ramamurthy, A.S.Ramaswamy and N.N.De 47-47
Ring Disease of Potato in India-- M.K.Patel,N.B.Kulkarni and Y.S.Kulkarni 47-48
Vernalization of Peas-- N.N.Dikshit 48-49
Occurence of Persistent Pollen Tubes in Malvaceae-- C.Venkata Rao 49-50
Raw Rice Washing- A Source for Cane Growth Factors-- M.Vijayasaradhy 50-50
Arsenophosphotungstic Acid- A Microagent for Cerium-- G.S.Deshmukh 50-51
Reginal Water Content of the Intestinal Wall of Earthworms and Its significance-- B.K.Tandon 51-52
A Colour Reaction for Chloromycetin-- K.L.Arora and C.R.Krishna Murti 52-52


Book Reviews 53-57
Science Notes and News 58-59
March 1952

Science and Humanism 61-62
International Statistical Conferences, 1951-- C.R.Rao 62-62
Probable Regions of 'Jet' Streams in the Upper Air over India-- P.R.Krishna Rao 63-64
Optical Instruments-- I.Ramakrishna Rao 65-65
Watumull Essay Competition Results 65-65


Letters to the Editor
The Complex Band Spectrum of Nickel-Chloride-- V.G.Krisnamurthy 66-66
Term Values in the F3 Electron Configurations-- Giulio Racah 67-67
Koemmererite from Kondepalle, Kistna District-- M.Srirama Rao 67-68
Sesquiterpenes from Piper cubeba, Linn-- R.K.Razdan and S.C.Bhattacharya 68-68
Fatty Oil from the Seeds of Ocimum sanctum, Linn (Tulsi)-- G.B.Nadkarni and V.A.Patwardhan 68-69
An Antidiabetic Principle from Rivea cuneata (Wright)-- M.R.Raja Rama Rao, N.N.De 69-69
Control of Fungal Growth by Earthworms-- R.O.A.Smith, M.G.Raja Varma and K.P.Bhattacharya 69-70
Chromosome Number in some Members of Apocynaceae and Lythraceae-- L.S.S.Kumar, J.A.Vasavada and S.P.Bhagat 70-70
Actinomycetes Antibiotic to Plant-Pathogenic Bacteria-- V.P.Bhide,L.Moniz and R.B.Patil 70-71
BlossomBlight of Dahlia-- Abir Chandra Jain and K.G.Nema 71-72
An Exceptional Gynaeceum of Citrus medica, var. LimonL. Showing Adherent Pollen Chambers and Extra Ovarian Ovules-- Mohd Farooq 72-73
Pinnaspis Sp.- New Coccid Pest on Corchorus capsularis, Linn. (Jute)-- N.Dutt 73-74
Two New Bacterial Diseases of Plants-- M.K.Patel, Y.S.Kulkarni and G.W.Dhande 74-75
Nodal Buds of Narenga porphyrocoma (Hance) Bor.-- M.Vijasaradhy, J.Thuljaram Rao and R.Narasimhan 75-75
Autotriploidy in Guava (psidium guajava, Linn)-- L.S.S.Kumar and S.G.Ranade 75-76
Occurence and Inheritance of 'Fillicoid' Form in Cicer arietinum L.-- G.P.Argikar 76-76
Cytology of Adhatoda vasica Nees-- S.K.Mukherjee 77-77
Mechanism of Tonus in Unstriated Muscle-- Inderjit Singh 77-78
Tropical Pulmonary Eosiophilia-Preliminary Note on animal Experiments and theHirst's Phenomena-- B.M.Gupta, S.S.Mishra and Sami Hameed 78-79


Council for Nuclear Research in Geneva 79-79
Book Reviews 80-85
Science Notes and News 86-87
April 1952

The Internal Combustion Engine Industry in India 89-91
Progress in Technical Education 91-91
Variolites from Chitaldrug District, Mysore State-- C.S.Pichamuthu 92-93
International Centre of Type Culture 93-93
Indian Dairyman 93-93
Where do Theosophy and Science Meet?-- R.Nagaraja Sarma 94-94


Letters to the Editor
Energy of an Isolated Fluid Sphere-- P.C.Vaidya 95-96
Equations of Fit for Spherical Distributions-- P.C.Vaidya 96-96
Magnetic Susceptibility of Mixed Crystals of Potash and Chrome Alums-- V.D.P.Sastri 96-97
Space Group of Magnesium and Sodium Acetates-- V.M.Padmanabhan 97-97
The Complex Band Spectrum of Nickel-Bromide-- V.G.Krishnamurthy 98-98
A New Record of an Equsetalian Cone from Raniganj Coalfield, India-- P.N.Srivastava 98-98
Chlorination of Ilmenite-- D.P.Kharkar and C.C.Patel 98-99
Preliminary Note on Methionine Excretion in Lathyrism-- M.N.Rudra and L.M.Chaudhury 99-100
Nitrogen and Phosphorus Absorption by Wheat-- B.V.Subbaiah and S.V.Desai 100-100
Soil Permeability-- K.Subbarao and S.K.Wadhawan 100-101
Threonine in Bengal Gram-- P.R.Srinivasan and P.K.Vijayaraghavan 101-103
Synthesis of Some Potential Antimycobacterial Agents-- G.N.Vyas, Nitya Anand and M.L.Dhar 103-103
Occurence of Lerneenicus Sp. on Scomber scomber, Lawson's Bay, Waltair-- T.S.Satyanarayana Rao 103-104
A Dilatometric Study of the Soyabean Inhibitors-- T.Vishwanatha and R.Rajagopalan 104-105
Occurence of Unpaired Ovary in Onitis distinctus Lansb-- P.D.Srivastava 105-105
Occurence of the Limbless Lizard Barkudia Annandale at Waltair-- P.N.Ganapathi and K.Krishnan Nayar 105-106
On the Tubular Ova of the South Indian Rodent Bandicota malabarica-- K.Krishnan Nayar 106-106
Persistent Pollen Tubes in Antigonon leptopus hook et Arn-- B.S.Siva Rao 106-107
Embryology of Sabiaceae-- M.V.S.Raju 107-108
The Effect of a Preliminary Period of Darkness on the Percentage Germination of the Seeds of Anisochilus eriocephalus Benth-- T.S.Bakshi 108-108


Book Reviews 109-113
Science Notes and News 114-115
May 1952

Scientific Research and Industrial Development in the Aid of Defence 117-119
Tracer Technique in Agriculture 119-119
Role of Dietary Factors in Experimental Liver Injury-- P.K.Vijayaraghavan and V.N.Patwardhan 120-122
Symposium on Internal Combustion Engines 123-123
Tetrazolium Bromide as a Valuable Tool in Microbiological work-- H.Laxminarayana and K.K.Iya 124-125
New Theory of Sunspots 125-125
 
Letters to the Editor
Plastic Deformation in Beans-- Y.V.G.acharya and G.Janaki Ram 126-127
Dilation of Electrolytic Copper Powder Compacts-- A.Gupta 127-128
Manganiferous Micas of India-- L.L.Fermor 128-129
Occurence of Ginkgoales in the Rajmahal Series of Behar-- Satish Chandra Das Shah 129-130
Use of Light of Different Intensity and Colour in Luring Fish-- C.V.Kurien, V.K.Pillai and G.S.Nair 130-131
The General Properties of Iron Oxide sol-- A.K.M.Trivedi and A.S.Divatia 131-131
Study of a Group of Synthetic 3-Methyl Iso-quinilones for Their Spasmolytic Properties-- V.Ishwaraiah and V.S.Venkatasubbu 131-133
Circular Paper Chromatographic Analysis of Amino Acids in Tea and coffee Infusion-- K.Krishnamurthy, T.A.Venkitasubramaniam and K.V.Giri 133-133
Deamination of Amino Acids by Vibrio Cholerae-- A.Dudani, S.N.Iyer, C.R.Krishna Murthi and D.L.Shrivastava 134-134
Intestinal Thiamine synthesis as Influenced by Dietary Levels of Protein-- S.Balakrishnan and R.Rajagopalan 134-135
Influence of Dietary Supplementation of Milk and Curd on the Intestinal Synthesis of Thiamine in Rats-- S.Balakrishnan and R.Rajagopalan 135-136
Leaf Shape Expression in New world Cotton Hybrids between Wild Diploids and Cultivated Tetraploids-- R.Subramaniam 136-137
Stability of Vitamin C in Neera from datre Palm at 37deg Celsius-- M.N.Guttikar and Kamala Sohonie 137-138
Paddy-cum-Fish culture in relation to Public Health-- S.L.Hora 138-138
Prolonged Larval Period and Delayed Emergence of Adults in Procontarinia matteiana Keiff. & Cecc (Itonididae: Diptera)-- R.L.Gupta 139-139
Circumscissile Dehiscence in Sphenoclea zeylanica Goertn-- K.Subramanyam and M.V.S.Raju 139-140
Abnormal Leaves of Cycas revoluta Thunb-- Ramesh Kumar Srivastava 140-141


Book Reviews 142-147
Science Notes and News 148-148
June 1952

Fuel from Forests-- M.N.Ramaswamy 149-151
Lady Tata Memorial Trust Scholarships and Grants for 1952-53 151-151
1851 Exhibition Scholarship Award 151-151
Russian Views on Pauling's Theory of Resonance-- O.N.Perti 152-153
Science and Engineering 153-154
Artificial Cosmic Rays 154-154
International Union for the Protection of Nature 154-154


Letters to the Editor
Oblique Incidence Pulse Observation of the Ionosphere near the maximum Usable Frequency-- Y.V.Somayajulu 155-156
Refractivity of Naphthalene Vapour-- S.Venkataraman 156-157
Geomorphological Evolution of Delhi Area-- Narayan Sen 157-159
Absorption Spectrum of Acetophenone-- G.Vishwanath 159-159
Agava vera cruz- A Source of Polyfructosans-- M.Srinivasan, V.R.Bhalerao and N.Subramanian 159-160
A New Record for the Fossil Wood Glutoxylon from the Southern Part of West Bengal-- K.A.Chowdhury and K.N.Tandan 161-161
Biogenesis of Ascorbic Acid in Sprouting Legumes-- Smita P.Bharani, Y.S.Shah and A.Sreenivasan 161-162
Identification of Iso-oleic Acids Present in Hydrogenated Fats by Paper chromatography-- S.S.Phatak, A.P.Mahadevan and V.N.Patwardhan 162-163
Schizotetranychus andropogoni Hirst., A Pest of Sugarcane-- G.Narasimha Rao 163-164
Control of Mulluscan Fauna Through the Culture of Pangasius pangasius (Hamilton)-- S.L.Hora 164-165
Occurence of Arenicola in Bombay-- M.R.Ranade 165-165
Regeneration of Fins in some Aquarium Fishes-- K.Gopinath and A.Joseph 165-165
On the Food and Feeding Habits of Fireflies-- P.N.Saxena 166-166
Bloom Character in Castor Oil Plant (Ricinus Communis Linn)-- Anubhava Narain 166-167
Reversed Polarity in the Embryo-Sac of Napoleona Imperialis Pal. B-- J.Venkateswarlu 167-167
White Nonsporing Mutants of Pencillinium notatum chrysogenum induced by Radioactivity- M.L.Gattani 167-168
Note on Cytology of Atropa acuminata Royle ex Lindley-- Mridula Dutt 168-169
Occurence of Four Kinds of Megaspore Tetrads in Elaeis guineensis Jacq-- L.B.Kajale and S.G Ranade 170-170
Occurence of Flexous Hyphae and Pycniospore Fusions in Scopella gentilis-- M.M.Payak 170-171
Aerial Tuberisation in Potato-- P.Uttaman 171-172
Curariform Substances from Roots of Cissanmpelos pareira Linn.-- S.N.Pradhan, C.Roy and K.S.Varadan 172-172

 
Book Reviews 173-175
Science Notes and News 176-176
July 1952

International Laboratories for Research 177-178
I.C.A.R.Grant to Current Science 178-178
Royal Institute of Chemistry 178-178
A New Coalfield in the Sikkim Himalaya-- A.M.N.Ghosh 179-180
Promotion and Safeguarding of the Interests of Scientists in India 180-180


Letters to the Editor
Bond Moments and Induced Moments-- P.T.Narasimhan 181-182
Russel Effect and Photographic Emulsions-- V.P.Narayan Nambiyar 182-183
Stellate Twinning in Corderite-- V.Venkatesh 183-184
Some N1-N3-Disubstituted Guanidines-- N.S.Johary, S.S.Guha and P.C.Guha 184-185
The Mechanism of the Condensation of Ethyl Acetoacetate with Resorcinols-- S.L.Bafna and H.A.Shah 185-186
Co- precipitation of Cobalt with Chromium Hydroxide-- P.Madhavan Nair 186-187
An Anatomical Pecularity in Rice (Oryza Sativa)-- B.Misro 187-187
Blood Group Characteristics in South Indians-- A.Krishna Rao 188-188
Vanadametric Estimation of Tartaric Acid-- G.Gopala Rao and H.Sankegowda 188-189
Vanadametric Estimation of Indigo and Indigo Carmine-- G.GopalaRao and M.Narasimha Sastri 189-189
T.A.N.Changes in the Leaves of Tamarindus indica Linn-- P.V.V.Seshagiri and R.L.N.Sastri 190-190
On the Role of Tamarind and chilly in the Rice Diet-- N.Subramaniam, B.K.Sur, V.Subrahmanyam 190-191
"Earless", a New Mandelian Character in Ragi (Eleusine coracana Goertn.)-- K.Diwakaran, P.Krishna Rao and V.Krishnaswamy 191-192
Isolation of Saponin from the Seeds of Albizzia lebbeck (N.O.Leguminosae)-- N.D.Ghatge and N.M.Shah 192-192
Accesory Buds in Sugarcane-- C.Thakur 192-193
Assay of Vitamin A and Carotene in Blood Serum-- G.Karmekar and K.Rajagopal 193-193
Rotatory Dispersion of Barium salt of Reychler's Acid-- O.N.Perti and S.R.K.Murty 194-194
A New Record of a Hymenopterous Parasite, Aprostoctus sp.-- S.A.Raja Rao 194-195
Preservation of Lactone Ring with Lithium Aluminium Hydride-- Rafat Mirza 195-195
An Unusual Form of Haemagglutination with Certain Potato Extracts-- G.W.G.Bird 195-196
Note on Bhaduri's Test for Pregnancy in Farm Animals-- N.S.Krishna Rao and H.V.Krishnamurthy 196-197
Radio-Frequency Oscillations in A.C.Silent Discharges-- S.R.Khastgir and P.S.V.Setty 197-198


Obituary- Dr. M.B.Soparkar 198-198
Book Reviews 199-204
Science Notes and News 205-206
Atomic Energy at Harwell 206-206
August 1952

Central Road Research Institute, Delhi 207-208
Don to Volga 208-208
The Classification of Man-- Cedric Dover 209-213
Papyrographic Studies on Peptides-- Bharathi Bheemeshwar and Motnahalli Sreenivasaya 213-215
Popularisation of Science 215-215
Central Aid for Fundamental Research 215-215


Letters to the Editor
Anomalous Effective Rotational Temperature of HgH Bands-- Ramachandra K.Asundi (Ja) 216-217
The Tertiary Bands of Vinjhanmiani Area, South-Western Cutch,India-- B.S.Tewari 217-218
Effect of Soap Concentration on the Interfacial Tension of Some Aliphatic Alcohols and Esters-- (miss) H.J.Kazi and C.M.Desai 218-218
A Note on Subcutaneous Toxicity of Morellin and Its Suitability for Topical Application-- P.L.Narasimha Rao and S.C.L.Verma 219-219
The Inhibition of Thiaminase by Micro Amounts of Acetaldehyde-- R.G.Chitre and Shantha Kelkar 219-220
Pepyrographic Characterisation and Estimation of Organic Acids in Plants-- G.D.Kalyankar, P.R.Krishnaswamy and M.Sreenivasaya 220-222
An Aquatic Glow-Worm from Alleppey-- J.Samuel Raj 222-222
Myiasis of the Urinary Passage in Human Male-- J.Samuel Raj 222-223
Ratooning in Paddy-- A.B.Saran and Manoj Prasad 223-224
Occurence of Tilletia transvaalensis in Mysore-- H.C.Govindu 224-224
Chromosome Numbers in the Genus Zizyphus-- V.K.Srinivasan 224-225
Aspergillus flavus Link, A Parasite of the Desert Locus (Schistocerca gregaria Forsk)-- A.P.Mishra 225-225
Anther and Pollen Grainsof Zannichellia Palustris .L-- C.S.Venkatesh 225-226
Solanum Melongena var. Bulsarensis var. nova Agrikar-- G.P.Agrikar 226-227
Apogamy in Salvinia-- T.S.Mahabale and Joyce D'Mello 227-228
Microdetermination of Selinium-- M.N.Rudra and Siuli Rudra 229-229


Prof K.S.Krishnan 229-229
Book Reviews 230-233
Science Notes and News 234-234
September 1952

Popularisation of Science 235-236
Planning of Scientific Research in Relation to National Reconstruction 236-236
Prof G.I.Finch 236-236
Petrogeometric Interpretation of a Crushed Conglomerate from Rangamatia, Singhbhum District, Bihar-- Pritwish Kar and Uday Narayan Sarkar 237-238


Letters to the Editor
Raman Spectrum of Carborandum-- P.S.Narayanan 239-240
Spectral Studies of Ozoniser Discharges in Nitrogen-- R.K.Asundi and N.Appalanarasimhan 240-241
Refractivity of Organic Vapours-- S.Venkataraman 241-241
Granular Structure in Rock Sections and Transmission of Sound-- S.Balakrishnan 241-242
Origin of the Alkaline Rocks of Kishangarh, Rajasthan-- Saurindranath Sen 242-243
Piedmontite from the Champion Gneiss Near Robertsonpet, Kolar (Mysore State)-- M.G.C.Naidu 243-243
Isomerisation of the dark Green Chromic Chloride Hexahydrate in Acetone, A First Order Reaction-- V.S.Subrahmanyam and D.S.Datar 244-244
The Use of Ammonium Molybdate as Catalyst in estimation of Dichlorate-- D.V.Ramanna Rao 244-245
Electrochemical Properties of Hydrogen Clay from Contigous Black and Red Soils from Bhopal-- S.C.Das, Ambadas Rao and R.V.Tamhane 245-246
The Fries Rearrangement of Isomeric Acetoxy Resorcyclic Acids and Their Esters-- N.M.Shah and G.C.Amin 246-246
Anti-Tubercular Activity of Sesamin-- P.R.J.Gangadharam, N.L.Narayanamurthy and B.H.Iyer 246-247
A New Class of Fre Radicals-- R.H.Sahasrabudhey and (miss) Indumati Bokil 247-247
Some Guanido-Arsenicals as possible Anti-Malarials-- J.R.Guha, S.S.Guha ,A.C.Roy and P.C.Guha 247-248
Chlorophyll Deficiency in Striga-- K.Meenakshi and P.Krishna Rao 248-248
Pharmacological Study on a Group of 4-piperidone Derievatives for their Spasmolytic Properties-- V.Ishwaraiah and V.S.Venkata Subbu 248-249
solanum jasminoides Virus-- Pushkarnath 249-249
Vernalisation of Cabbage Seeds (Brassica oleracae var. capitata)-- N.N.Dikshit and U.P.Singh 249-250
Occurence of a New Race (no. 122) of Puccinia graminis tritici in Bombay State-- V.P.Gokhale and B.P.Patel 250-250
Amino Acid Make-up of Vegetable Milk-- D.K.Nandi and R.Rajagopalan 251-251
The Occurence of a Blood anti-Coagulant Factor in the Latex of Carica papaya-- T.Ramakrishnan, N.C.Pillai and K.V.Guhi 251-252
Preservations of PaperChromatograms-- K.Krishnamurthy ,T.A.Venkatasubrahmanyam and K.V.Giri 252-252
The Embryology of Borreria Hispida K.Schum (=Spermacoce hispida Linn) (Rubiacae), A Reinvestigation-- Mohd Farooq 252-253
Occurence of Transaminase in Silk-Worm, Bombyx mori L.-- B.Bheemeshwar and M.Sreenivasaya 253-255
Isolation of a New Saponin and Sapogenin, Albizziagenin, from albizzia lebbek, Benth (N.O.Leguminosae)-- I.P.Varshney and M.O.Farooq 255-255
Ferriferous Dopside (Salite) from Gotivada, Vizagpatnam District-- S.V.Lakshmi Narayan Rao 256-256
4-Hydroxy 2:5 dimethyl Quinoline and 4-Hydroxy 2-Methyl5-Chloro Quinoline-- B.P.Bangdiwala and C.M.Desai 256-256
Detection of Molybdenum-importance of Hydrogen Ion Concentration-- D.V.Ramana Rao 257-257


Need for Geophysical Research in India-- Dr.J.C.Ghosh 257-257
Book Reviews 258-262
Science Notes and News 263-263
October 1952

Science and Citizenship 265-266
Second International Congress on Rheology 266-266
Nuffield Foundation Travelling Fellowship Awards for1953-54 267-267
Indian National Scientific Documentation Centre 267-267
A Study of Some Paleolithic Artifacts from South India-- Mrs B.Allchin 268-271
Jounal of the Bombay Natural History Society 271-271


Letters to the Editor
On Closed Proton Cells in the Nuclei of Atomic Number less than Fifty-- S.Sengupta 272-273
The Blue Band of Benzaldehyde-- R.K.Asundi, B.Bhattacharya and N.Appalanarasimha 273-275
Gypsum Deposit of Garur Chatti, Garhwal, U.P-- Anil Krishna Banerjee 275-275
Calculation of Electronic Energy Levels of Indene-- G.Vishwanath 275-276
Dolerite Dyke nearshihulibari, N.Manbhum, Bihar-- Saurindranath Sen and Sunil kumar Raychaudhari 276-277
Periodate of Uranium-- Balwanth Singh, Apar Singh and Roshan Singh 277-277
Spray Drying of Indian Gooseberry Juice-- P.B.RamaRao, S.Balakrishnaand R.Rajagopalan 277-277
Seperation and Identification of Sugars in Fruits by Circular Paper Chromatography -- K.Krishnamurthy and T.A.Venkitasubrahmaniam 278-278
Some Aryls and Alkyl-Sulphuryl-Bisguanidines as Possible Anti-Malarials-- S.N.Sur, S.S.Guha and P.C.Guha 278-279
A New Preservative for Sugarcane Juive-- S.V.Ramanayya, P.J.Manohara Rao and K.V.Raju 279-280
Error Involved in the Gravimetric Determination of Lysine In the Presence of Hydroxylysine-- L.K.Ramachandran and P.S.Sarma 280-280
Chlorination of Ilmenite-- Rajindra Manocha 281-281
Manganese Metabolism-- M.N.Rudra 281-282
A Method to Diminish the Amount of Pigment Extracted from Urine by Fat solvents in Calorimetric 17-Ketosteroid Estimation-- Herbert C.Friedmann 282-283
A New Method for the Preparation of Gamma-Resorcyclic Acid (2:6-Dihydroxy-benzoic Acid)-- V.Ramanathan and K.Venkataraman 283-283
Active Relaxation of Unstriated muscle-- Sunita Inderjit Singh and Inderjit Singh 283-285
A Technique for Determining the Areas of contact of the Body of Insects in Locomotion with the Ground surface-- S.Mukherji and S.N.Chaterjee 285-286
Some New Hosts and Control of the Lantana Bug-- S.Usman and R.N.Raju 286-287
Meiosis in Azadirachta indica-- S.K.Mukherjee 287-287
Morphological and Cytological Studies of Albugo Species on Ipomoea hederecea-- K.M.Safeeulla 287-288
Pathogenicity of Puccinia kuehnii (Krueg) Butler on Sugarcane in Bihar-- S.L.Sharma 288-288
Embryology of the Passifloraceae-- M.V.S.Raju 288-289
Application of the Russell Effect to the Heartwood and Sapwood of Sal-- V.P.Narayanan Nambiyar 289-290
Abnormal Microsporocytes in Caesalpinia pulcherrima SW-- S.K.Mukherjee 290-290


Book Reviews 291-295
Science Notes and News 295-296
November 1952

Science in General Education 297-298
Radiation and Macromolecules 298-298
Nobel Award for Physics, 1952 299-299
Nobel Award for Chemistry, 1952 299-300
Electronic Sterilisation of Pharmaceutical Products 300-300
Emil Fischer- Birth Centenary 301-301
Preliminary Observations on the Plant Microfossil contents of Some Lignites from Warkalli in Travancore-- A.R.Rao and K.P.Vimal 302-305
International Geophysical Year: 1957-59 305-305
The Great Kamchatka Earthquake of November 4, 952 305-305
Vacuum Fusion Apparatus 305-305


Letters to the Editor
Some Measurements on the Dielectric Polarisation of Alcohol Mixtures-- H.R.Saran and P.N.Trehan 306-307
Effect of Heat on the Frequency of R.F. Oscillations in A.C. 'Silent' Discharges-- S.R.Khastgir and C.M.Srivastava 307-307
The Emission Bands of Aniline-- R.K.Asundi and B.N.Bhattacharya (Jr) 308-308
A Note on Megaspores from Lower Gondwana Coal of Umaria Coalfield, Dist. Sahdol (Vindhya Pradesh)-- B.Tripathi 308-309
Electrodeposition of Cadmium-Zinc Alloys from the Sulphamate Bath-- J.Mathur and T.L.Rama Char 309-310
Electrodeposition of tin from the Pyrophosphate Bath-- J.Vaid and T.L.Rama Char 310-311
Iron content of Indian Commercial Sugars and Its Influence on the Citric Acid Production by Aspergillus niger-- Y.S.Lewis and D.S.Johar 311-311
The Colouring Matter in Turmeric-- K.R.Srinivasan 311-312
Formation and Reaction of Beta-Beta Disubstituted alpha-Keto-Glutaric Acids-- K.C.Bhattacharya 312-313
Orientation in the Thiazole Nucleus-- K.Ganapathi and K.D.Kulkarni 314-314
Synthesis of 5-Ethyl Azulene-- A.Somasekar Rao and M.S.Muthanna 314-314
Synthesis of Cryptone-- A.Bhati 314-315
Examination of the Root Bark of Tabernoemontana crispa (Dichotoma)-- A.R.S.Kartha and K.N.Menon 315-316
On the Occurence of Cragonids (Crustacea,Caridae) in the Coastal Waters of Trivandrum-- C.V.Kurian 316-316
A New Species of Synascidian from Madras-- V.O.Sebastian 316-317
Occurence of Green Muscardine Fungus on Pyrilla sp in Bombay-- M.N.Kamat, M.K.Patel and G.W.Dhande 317-317
Seedling Blight of Sesbania grandiflora Pers-- K.V.Srinivasan 318-318
Notes on Indian Hepatics-- Jwala Prasad Sinha 318-319
Notes on Two Synchytrium Species-- K.M.Safeeulla and H.C.Govindu 319-320
New Host for Xanthomonas malvacearum (Smith) Dowson-- N.V.Sundaram 320-320


Book Reviews 321-325
Science Notes and News 325-326
December 1952

Iridescent Crystals-- C.V.Raman and D.Krishnamurti 327-330
Nobel Prize for Medicine, 1952 330-330
Theory of Earth's Inner Core 330-330
Late Pre-Cambrian Glaciation in Central India-- Dr.V.S.Dubey and M.S. Chaudhary 331-332
Scientific Spirit in Ancient India 332-332
Action of Diethylaminoethylphenothiazone (2987 RP, Diparcol) and Myanesin on Tone and Reflex Regulating Centres of the Nervous System-- M.Sirsi, M.Loudon and G.Werner 333-334
Atomic Furnace for Detection of Impurities 334-334


Letters to the Editor
On the Laki Beds in Dharampur Subathu Region, Simla Hills-- Sukhbir singh 335-336
Authigenic Tourmaline from the Satyavedu Stage (Upper Gondwanas) Near Madras-- C.Gundu Rao 336-337
Interference of Formaldehyde in the Volumetric Estimation of Ferrous Salts-- M.Narasimha Sastry, M.V.Rama Rao and G.Gopala Rao 337-337
Influence of Freezing on the Volume of Juice Extracted and Ascorbic Acid Content of Certain Fruits-- P.B.RamaRao, S.Balakrishnan and R.Rajagopalan 337-338
Use of Ammonium Molybdate as a Catalyst in the Iodometric Estimation of Ferric Iron-- D.V.Ramana Rao and B.Prasad 338-338
Amide Formation from Acids and Urea-- Azizur Rehman and M.O.Farooq 338-339
Beta-Naphthyl Sulphide as Spot Test Reagent for Metallic Radicals-- J.W.Airan and D.S.Wagle 339-339
Nutritive Value of the Seed Proteins of Sesbania grandiflora Pers-- N.Subramanian, M.V.Lakshminarayan Rao and M.Srinivasan 339-340
Some 2-Benzothiazolyl Biguanides as Possible Anti-Malarials-- J.R.Guha and P.C.Guha 340-341
Substituted Hydrazo-Dicarbon-Aminides-- K.S.Srinivas, S.S.Guha and P.C.Guha 341-342
Metanilamide Substituted Thiourea Derievatives-- K.V.Vishwanathan, M.Raghavan and P.C.Guha 342-343
Photoperiodism in Sunhemp C12 Crotalaria juncea L.-- Sumitra Talukdar 343-343
Chromosome Basis of Dioecism in Trichosanthes dioica Roxb-- G.I.Patel 343-344
Food Plants of the Desert Locus-- S.Mashood Alam 344-344
Vegetable Extracts and Male Toad Reaction-- Mrs K.Harris 345-345
Some New Bacterial Diseases of Plants-- M.K.Patel, Y.S.Kulkarni and G.W.Dhande 345-346
Bacterial Leaf-Spot of Amaranthus viridis L-- M.K.Patel, B.N.Wankar and Y.S.Kulkarni 346-347
Self-Incompatibility in Pumelo (Citrus maxima Merr)-- J.P.Nauriyal 347-347
A Gall Midge (Itonididae:Diptera) Pest of Castor in India-- A.S.Rao 347-348
An Abnormal Feature in the Life-Cycle of Uromyces proeminens (DC) Lv. on Euphorbia hypericifolia L-- S.C.Gupta 348-348
Cyclisation of Ethyl Benzoyl-Acetate and Benzoyl Acetoacetate-Anils Using Acetic Anhydride and Sulphuric acid-- B.P.Bangdiwala and C.M.Desai 348-348
Thiamine,Riboflavin,Nicotonic Acid and Vitamin C contents of Palm-Gur-- B.V.Hatwalne and Kamala Sohonie 349-349
Formylation of Some Hydroxycoumarin Derievatives-- R.M.Naik and V.M.Thakor 349-350
Cerciaphis emblica sp.nov. (Fam.Amphididae), a New Amphid Pest on Emblica officinalis-- G.A.Patel and H.L.Kulkarni 350-350


Book Reviews 351-355
Science Notes and News 355-356
volume 21