Restriction enzymes to be made in India
p. 0895

Twenty-five years of radio astronomy at TIFR
p. 0895

More facilities for university research
p. 0895

Announcements
p. 0896

IAU/URSI symposium on radio astronomical seeing
p. 0897 | Deshpande, A. A.

Metal complexes of 6-methoxy-2-benzothiazolamine
p. 0899 | Sinha, A. I. P.; Agarwal, Poonam; Tewari, S. P.

Announcements
p. 0903

Influence of anions on the activity of pig pancreatic alpha-amylase
p. 0904 | Mulimani, V. H.; Gopal, M.

Announcements
p. 0906

Autosomal dosage compensation in interspecific hybrids of Drosophila: Transcriptional actiyity in diploid and triploid hybrids
p. 0907 | Ghosh, Asish K.; Ghosh, Mita; Mukherjee, A. S.

Precipitation of MgO by a 'bio-method'
p. 0912 | Bapat, M. N.; Sivaraman, S.

Vertical distribution of spectra of heat and momentum fluxes over east and west coasts of India during MONEX-1979
p. 0912 | Singh, U. S.; Singh, R. K.; Singh, R. S.

EPR spectroscopic studies of calcic-plagioclases from the Archaean anorthosites of Holenarasipur, Karnataka Craton, South India
p. 0915 | Iyer, G. V. Anantha; Gananath, S. N.

A New species of Scytalidium from India
p. 0917 | Soni, K. K.; Jamaluddin; Rajak, R. C.

Occurrence of water-borne conidial fungi on Pinus roxburghii needles
p. 0918 | Sati, S. C.; Mer, G. S.; Tiwari, N.

An unrecorded post-harvest disease of apple in Kumaun hills
p. 0919 | Verma, B. L.

A new host record for Alternaria ahernata (Fr. ) Keissler and its toxigenic potential
p. 0919 | Vijayalakshmi, M.; Rao, A. S.

Control of citrus greening disease in India
p. 0921 | Ahlawat, Y. S.; Payak, M. M.; Thirumalachar, M. J.

Natural autofluorescence in oospores of Peronosclerospora sorghi and their viability
p. 0922 | Gowda, P. S. Bhavanishankara; Bhat, S. Shankara; Devaki, N. S.; Manjunatha, K. R.

In vitro growth of some fungi isolated from wheat phylloplane in relation to SO₂ treatment
p. 0924 | Singh, A. K.; Rai, Bharat

A new record of dipioid cytotype of Schizandra grandiflora Hook. f. & Thoms, from India
p. 0925 | Sandhu, P. S.; Mann, Late S. K.; Kapil, Manju

Plant regeneration from polyethyleneglycol adapted callus of rice
p. 0926 | Siddeswar, G.; Kishor, P. B. Kavi

Protection of mung bean seedlings against heat shock by a substituted phthalimide
p. 0928 | Basra, Ranjit K.; Basra, Amarjit S.; Malik, C. P.

Colorimetric method for the estimation of p-Coumaric acid from the bark of Oroxylum indicum Vent
p. 0929 | Gaitonde, R. V.; Sapre, S. P.

New host records of the bruchid Sulcobruchus kingsolveri Arora and the parasite Oedaule stringifrons Waterson from India
p. 0930 | Verma, B. R.

Aphis gossypii Glover, an insect vector of carnation (Dianthus caryophyllus L. ) mottle virus--a new record
p. 0931 | Singh, R.; Singh, A.

Occurrence of Beauveria bassiana (Balsamo) Vuill. on sapling borer Sahyadrassus malabaricus Moore (Lepidoptera: Hepalidac) in Kerala, India
p. 0931 | Ali, M. L. Mohamed; Mathew, George

Mating disruption through behavioural manipulation of Spodoptera litura Fabricius
p. 0933 | Rao, M. S. Venkateswara; Azam, K. M.; Ahmed, Khalid

Beneficial effects of aspirin in cyanate-induced hypercalcemia and hyperphosphatemia in rat eye lens
p. 0935 | Srivastava, V. K.; Chaturvedi, N.

Precipitation reactions of lectins with serum samples of patients with various malignant disorders
p. 0936 | Agrawal, Suraksha

Book Reviews
p. 0938 | Anandaram, M. N.

The Scientific Community
p. 0939