Magnetic resonance studies on drug-membrane interactions
p. 0493 | Govil, Girjesh; Phadke, Ratna S.; Srivastava, Sudha

Announcements
p. 0499

Molecular Basis of Ageing
p. 0500 | Kanungo, M. S.; Chaturvedi, M. M.

Announcements
p. 0505

50 years of Current Science-Gleanings
p. 0506

Announcements
p. 0507

Reaction of Hexachlorocyclotriphosphazene with 2,4,6-Trimethylaniline
p. 0508 | Visalakshi, R.; Ranganthan, T. N.; Rao, G. S.; Muralidharan, K. V.

Changes in the tissue concentration of Glutathione and protein in lead toxicity
p. 0510 | Seshadri, Subadra; Khanna, Anita

Synthesis of benso(f) chromone by Photooxidative Cyclisation of 2-Styryl-γ-pyrone
p. 0513 | Mallaiah, B. Veera; Srimannarayana, G.

X-Ray spectroscopic determination of the valence structure of the spinel NiMnCrO₄
p. 0514 | Bhalerao, P. D.

Studies in Seed Morphology and Germination in Jojoba (Simmondsia Chinensis Link)
p. 0516 | Rao, P. H. V. Vasudeva; Iyengar, E. R. R.

Lytic phagus for Bacillus Thuringiensis in the locality around Calcutta
p. 0518 | Som, Nirmal Chandra; Ghosh, B. B.; Majumdar, M. K.

Discovery of Endothyriid Foraminifers from the Bedded maldeota phosphorite, Garhwal Himalaya
p. 0519 | Kalia, Prabha

A new seed-borne disease of radish caused by Alternaria Alternata
p. 0520 | Narayanappa, M.

Ultrastructure of germinating Sporangiospores of Rhizopus Rhizopodiformis (Gohn) Zopf, A thermophile
p. 0521 | Johri, Bhavdish N.

Achaetomium thermophilum sp. nov., A new thermophillic species of genus achaetomium from India
p. 0524 | Basu, Monica

Obturator in the Cyperaceae
p. 0525 | Makde, K. H.

Three interesting species of macho-lichens from North East India
p. 0527 | Patwardhan, P. G.; Nagarkar, M. B.

Influence of pesticide formulations on Nitrogenase activity of the rice rhizosphere soil
p. 0528 | Rao, J. L. N.; Pasalu, I. C.; Rao, V. Rajaramamohan

Cytology of the Hybrid pepper variety, 'Panniyur-I'
p. 0530 | Mathews, P. M.; Mathew, P. J.

Tricholoma lobayense: A new edible mushroom from India
p. 0531 | Chakravarty, D. K.; Sarkar, B. B.

Conjugal transferability and spontaneous loss of R-Plasmids in strains of S. Typhi and S. Paratyphi A: Comparison of frequencies at 30deg and 37deg Celcius
p. 0532 | Rangnekar, V. M.; Gadre, S. V.; Chitnis, D. S.

Etiological significance of Nocardia asteroides in corneal ulcer of cattle
p. 0533 | Pal, M.

Effect of a juvenile hormone analogue, methoprene on the male reproductive organs of the cotton stainer, Dysdercus Koenigii(F)
p. 0535 | Revathy, D.; Thakur, S. S.; Rao, B. Kishen; Ram, G. Maruthi

New records of two genera of colonial Ascidians from India
p. 0535 | Renganathan, T. K.; Daniel, J. A.

Announcements
p. 0536

Book Reviews
p. 0537