Application of Shannon-Wiener index as a measure of pollution of river Ganga at Patna, Bihar, India
p. 0717 | Jhingran, V. G.; Ahmad, S. H.; Singh, A. K.

Effect of exogenous 17β-estradiol on gonadal photostimulation in house sparrow, Passer domesticus (Linn. )
p. 0721 | Tewary, P. D.; Ravikumar, G.

Computer simulation of the interaction of prostaglandins PGF_2α and PGB₁ with dipalmitoylphosphatidylcholine
p. 0724 | Tiku, Purnima; Kothekar, V.

Current Science--50 years ago
p. 0733 | Rau, M. A. G.

News--Metallic hydrogen (?)
p. 0734

Views and Opinions--Guidelines for investigators in scientific research
p. 0735

Axially symmetric vacuum solutions of the bimetric relativity theory
p. 0737 | Khadekar, G. S.; Karade, T. M.

13C NMR and new kinetic evidence for steric enhancement of resonance
p. 0738 | Baliah, V.; Theymoli, B.; Mangalamudaiyar, A.

Isonitrosothiocamphor as a spectrophotometric reagent for platinum
p. 0739 | Paria, P. K.; Thokdar, T. K.; Majumdar, S. K.

Chemical analysis of Calotropis procera latex
p. 0740 | Pant, Radha; Chaturvedi, Kshama

Garnet content in the beach sands of Gopalpur (Bay of Bengal)
p. 0742 | Sahu, B. K.; Sahu, D. K.; Padhy, S. N.

A report on the occurrence of microvertebrates in the Subathu Formation (Montian-Early Lutetian) near Nilkanth, Garhwal Himalaya, Uttar Pradesh, India
p. 0743 | Kumar, Kishor

Echinocatena arthrinioides Campbell--A new generic record for India
p. 0746 | Soni, K. K.; Jamaluddin; Rajak, R. C.

A new leaf spot on Trichosanthes anguina L. caused by Phaeotrichoconis crotalariae (Salam and Rao) Subram
p. 0747 | Rao, A. Venkata; Nagaiyan, M.; Balasubramanian, K.

Pythium intermedium causing root rot of Oraxylurn indicum in Kerala--A new Indian record
p. 0747 | Ali, M. I. Mohamed; Nair, N. G.

Record of Mimela xanthorrhina Hope (Coleoptera: Scarabaeidae), as a new pest of cardamom Elettaria cardamomum Maton
p. 0748 | Chakravarthy, A. K.; Sudarshan, M. R.; Thyagaraj, N. E.; Rajagopal, D.

Rooting of excised leaves of grain legume crops
p. 0750 | Reddy, K. S.; Pawar, S. E.; Bhatia, C. R.

Growth analysis in Siratro as influenced by gibberellic acid and boron treatments
p. 0751 | Tiwari, Rajeev; Yadava, R. B. R.

Response of different rice cultivars to Azospirillum inoculation
p. 0752 | Gopalaswamy, G.; Vidhyasekaran, P.

Alterations in amino acid balance in rice mutants
p. 0754 | Kaul, M. L. H.; Neelangini

Cytomixis in PMCs of Saccharum spontaneum L.
p. 0755 | Singh, C. B.; Munshi, J. Datta; Sinha, S. P.

On the occurrence of a new hexaploid cytotype of Coix lacryma-jobi Linn, from north-east India
p. 0757 | Christopher, J.; Jacob, Benny

Differential radiation sensitivity in moth bean
p. 0758 | Kothekar, V. S.

Neuroendocrine control of protein and amino acids in the tissues of freshwater crab, Barytelphusa guerini (H. Milne Edwards) (Decapoda, Potamidea)
p. 0760 | Gangotri, M. S; Venkatachari, S. A. T; Vasantha, N.

A report on the presence of various pathogenic microbes in a wild population of Bihar hairy caterpillar, Diocrisia obliqua
p. 0762 | Sharma, S. D.; Balavenkata-subbaiah, M.; Baig, M.

Serum lipid profiles in cryptorchid albino rats
p. 0763 | Changamma, C.; Rao, J. Nageswara; Geervani, P.; Govindappa, S.

Nitrate reductase from the marine cyanobacterium Oscillatoria laetevirens (Crouan) Gom
p. 0765 | Mehta, B. J.; Chauhan, V. D.

Metabolic resistance to methyl parathion toxicity in a bivalve, Lamellidens marginalis
p. 0766 | Shankara, C. Ravi; Babu, N. S. Ashok; Indira, K.; Rajendra, W.

In vitro digestibility of cashew kernel protein
p. 0769 | Nagaraja, K. V.

Announcements
p. 0771

A Letter--The Adyar Banyan
p. 0772

Book Reviews
p. 0772 | Raman, A.; Subbarao, N. S.