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Science, New Series, Vol. 221, No. 4618, Sep. 30, 1983


Previous Issue: New Series, Vol. 221, No. 4617, Sep. 23, 1983
Next Issue: New Series, Vol. 222, No. 4619, Oct. 7, 1983


Volume Information (10 pp.)
Front Matter (9 pp.)


Letters
Oak Ridge Mercury, p. 1338
Stanley I. Auerbach; Eliot Marshall


Women in Science: Lack of Full Participation, p. 1339
John T. Bruer

Rangeland Productivity and Exploitation in the Sahel, pp. 1341-1347
H. Breman; C. T. De Wit

Expression of a Platelet-Derived Growth Factor-Like Protein in Simian Sarcoma Virus Transformed Cells, pp. 1348-1350
Thomas F. Deuel; Jung San Huang; Shuan Shian Huang; Paul Stroobant; Michael D. Waterfield


News and Comment
UNIDO Hopes for Biotechnology Center, pp. 1351-1353
David Dickson
The Commercialization of Space, pp. 1353-1354
M. Mitchell Waldrop
Agricultural Genetics Goes to Court, p. 1355
Jeffrey L. Fox; Colin Norman


Briefing
Congress's Fancy Turns to Industrial Policy, p. 1356
Eliot Marshall
Move to Bar Political Checks on Science Appointees, p. 1356
Constance Holden
France Gives Research a Top Funding Priority, pp. 1356-1357
David Dickson
Investigation Confirms TMI Cleanup Problems, p. 1357
Eliot Marshall
USDA Drops Landsat, p. 1357
M. Mitchell Waldrop


Research News
Catalysis in Solar Energy, pp. 1358-1361
Thomas H. Maugh
Chemical Signals in the Immune System, pp. 1362-1364
Jean L. Marx
Promising Animal Model for MS, p. 1364
Roger Lewin


Book Reviews
Desertification as a Social Problem, pp. 1365-1366
Desertification and Development
Brian Spooner; H. S. Mann
Review author[s]: Rada Dyson-Hudson
Genomic Reorganization, pp. 1366-1367
Mobile Genetic Elements
James A. Shapiro
Review author[s]: Michele Calos
Drosophila in its Ecosystem, p. 1367
Ecological Genetics and Evolution
J. S. F. Barker; W. T. Starmer
Review author[s]: Jeffrey R. Powell
Stratigraphic Analysis, pp. 1367-1368
Quantitative Stratigraphic Correlation
J. M. Cubitt; R. A. Reyment
Review author[s]: Blake W. Blackwelder


Reports
Predicting Eruptions at Mount St. Helens, June 1980 through December 1982, pp. 1369-1376
D. A. Swanson; T. J. Casadevall; D. Dzurisin; S. D. Malone; C. G. Newhall; C. S. Weaver
Seismic Precursors to the Mount St. Helens Eruptions in 1981 and 1982, pp. 1376-1378
Stephen D. Malone; Christina Boyko; Craig S. Weaver
Deformation Monitoring at Mount St. Helens in 1981 and 1982, pp. 1378-1380
W. W. Chadwick; D. A. Swanson; E. Y. Iwatsubo; C. C. Heliker; T. A. Leighley
Eruption Prediction Aided by Electronic Tiltmeter Data at Mount St. Helens, pp. 1381-1383
Daniel Dzurisin; James A. Westphal; Daniel J. Johnson
Gas Emissions and the Eruptions of Mount St. Helens through 1982, pp. 1383-1385
T. Casadevall; W. Rose; T. Gerlach; L. P. Greenland; J. Ewert; R. Wunderman; R. Symonds
Petrologic Monitoring of 1981 and 1982 Eruptive Products from Mount St. Helens, pp. 1385-1387
Katharine V. Cashman; Joseph E. Taggart
Monitoring the 1980-1982 Eruptions of Mount St. Helens: Compositions and Abundance of Glass, pp. 1387-1391
William G. Melson
Deep Earthquakes beneath Mount St. Helens: Evidence for Magmatic Gas Transport?, pp. 1391-1394
Craig S. Weaver; James E. Zollweg; Stephen D. Malone
Eruption-Triggered Avalanche, Flood, and Lahar at Mount St. Helens--Effects of Winter Snowpack, pp. 1394-1397
R. B. Waitt; T. C. Pierson; N. S. MacLeod; R. J. Janda; Barry Voight; R. T. Holcomb
Peru Coastal Currents during El Niño: 1976 and 1982, pp. 1397-1399
Robert L. Smith
Stereospecific Action of Pyrethroid Insecticides on the γ -aminobutyric Acid Receptor-Ionophore Complex, pp. 1399-1401
Lowell J. Lawrence; John E. Casida
A Cellulolytic Nitrogen-Fixing Bacterium Cultured from the Gland of Deshayes in Shipworms (Bivalvia: Teredinidae), pp. 1401-1403
John B. Waterbury; C. Bradford Calloway; Ruth D. Turner
Cat Scratch Disease: A Bacterial Infection, pp. 1403-1405
Douglas J. Wear; Andrew M. Margileth; Ted L. Hadfield; Gerald W. Fischer; Charles J. Schlagel; Frank M. King
Carbocyclic Arabinofuranosyladenine (Cyclaradine): Efficacy against Genital Herpes in Guinea Pigs, pp. 1405-1406
Robert Vince; Susan Daluge; Heejoo Lee; William M. Shannon; Gussie Arnett; Thomas W. Schafer; Tattanahalli L. Nagabhushan; Paul Reichert; Hsingan Tsai
Pregnancy Interception with a Combination of Prostaglandins: Studies in Monkeys, pp. 1407-1409
John W. Wilks
Anisotropies in the Perception of Three-Dimensional Surfaces, pp. 1409-1411
Brian J. Rogers; Maureen E. Graham
Territorial Bell Miners and Other Birds Affecting Populations of Insect Prey, pp. 1411-1413
Richard H. Loyn; Ross G. Runnalls; Gail Y. Forward; Jeanie Tyers
Is Cytosolic Ionized Calcium Regulating Neutrophil Activation?, pp. 1413-1415
Tullio Pozzan; Daniel P. Lew; Claes B. Wollheim; Roger Y. Tsien


Back Matter (14 pp.)

Previous Issue: New Series, Vol. 221, No. 4617, Sep. 23, 1983
Next Issue: New Series, Vol. 222, No. 4619, Oct. 7, 1983



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