Reminiscences on Genetics: From Mendelism to recombinant DNA
p. 0383 | Orvo, G. Ponte; F. R. S.

Materials Science for Indian Needs
p. 0391 | Goodenough, J. B.; Rao, C. N. R.

Twenty five years of research on Tuberculosis at the Indian Institute of Science, Bangalore
p. 0398 | Ramakrishnan, T.

Announcements
p. 0402

Current Science-50 years ago
p. 0403

Thermal noise in insulator diode with traps lying below the Fermi level under CDDM regime
p. 0404 | Raghav, V. S.; Sharma, Y. K.; Agarwal, C. S.

DNA-Polycation interactions: Urea dependance
p. 0407 | Mulimani, V. H.; Madaiah, M.; Day, R. A.

Biologically active mixed ligand complexes of Cu(II), Ni(II) and Zn(II) and their effect on some bacteria and fungi
p. 0410 | Sharma, R. C.; Sharma, R. S.; Tripathi, S. P.

Announcements
p. 0412

The Proposed brown rust of Wheat (Puccinia Recondita F. Sp. Tritici) Virulence monitoring system
p. 0413 | Nagarajan, S.; Nayar, S. K.; Bahadur, P.

Methyl Parathion Impact on the regulation of Phosphorylase activity in selected tissues of the Snail, Pila Globosa (Swainson)
p. 0416 | Rao, K. Siva Prasada; Prasad, K. Sathya; Rao, K. V. Ramana

Announcements
p. 0418

Relationship between Amplitude of Equitorial SC (-+) and Electrojet Strenth
p. 0419 | Sastri, J. Hanumanth

Crystal structure of Barium sulphamate
p. 0420 | Manickkavachagam, R.; Rajaram, R. K.; Chandrasekharan, K. S.

Isolation and Reactions of a new Stable Phosphonium Ylio: 10- Anthronylidenetriphenyl-Phosphorane
p. 0421 | Gupta, K. C.; Saksena, A. B.; Malik, Saroj; Pandey, Kalpana

Mutagenecity studies of Nitrazepam and its metabolite in Salmonella/ Microsome Test
p. 0424 | Gupta, R. L.; Lal, Giridhari; Juneja, T. R.; Murthy, M. S. S.; Anjaria, K. B.; Shankaranarayana, N.

A new Ichnofossil from the Bhander group, Vindhyan supergroup
p. 0426 | Mathur, S. M.; Verma, N. K.

Protoachlya Oryzae Sp. Nov. from Nainital
p. 0428 | Khulbe, R. D.

Indigofera Grandulosa Willd. Var. Sykesh-Papilionaceae -- A new Variety from Maharashtra state
p. 0429 | Kumar, B. K. Vijay; Ramayya, N.

Effect of Near-Ultraviolet radiations on Endogenous respiration of Conidia of Neurospora Crassa and Myrothecium Roridum
p. 0430 | Mani, K.; Suryanarayanan, T. S.

Natural Triploidy in Blumea Fistulosa Kurz (Compositae)
p. 0431 | Gupta, R. C.; Gill, B. S.

Fillet/Food calorie ratio as an Index of energy assimilation in some Teleostean Fish
p. 0431 | Jafri, A. K.; Shamsi, M. J. K.

Neuroendocrine control of Oocyte development in Poecilocerus Pictus Fabr. (Acrididae, Orthoptera)
p. 0432 | Banerjee, Smita; Sahai, Y. N.

Auxin induced regeneration of forest tree- Dalbergia Sissoo Roxb. through Tissue culture
p. 0434 | Datta, S. K.; Datta, K.

Spodoptera Litura- A Voracious feeder of Marsilea Weed
p. 0436 | Sain, Mangal; Bentur, J. S.; Kalode, M. B.

Tandonella leaf-spot: A new disease of Ber in Punjab
p. 0437 | Verma, K. S.; Cheema, S. S.

Interception of two new fungi on potato in Quarantine
p. 0437 | Dwivedi, R.

A note on the Occurence of Cylindrocladium Clavatum Hodges and May in Lesions caused by Radopholus Similis on Coconut roots
p. 0438 | Sosamma, V. K.; Koshy, P. K.

Record of Chrysopa (Apertochrysa) Crassinervis Esben-Peterson from India
p. 0438 | Rao, R. S. N.

Field response of finger millet (Eleusine coracana) to inoculation with Azospirillum Brasilense
p. 0439 | Rao, N. S. Subba; Tilak, K. V. B. R.; Singh, C. S.; Gowda, B. K. Linge

Book Reviews
p. 0441