Contents

Contents

• Biotic Energy Flows

  By G. M. Woodwell

  Science01 Feb 1974 : 367 Full AccessRestricted Access

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• Virus Cancer Program

  By Vincent Groupé

  Science01 Feb 1974 : 367 Full AccessRestricted Access

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• PCB's: Another Source?

  By Peter E. Gaffney

  Science01 Feb 1974 : 367-368 Full AccessRestricted Access

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• Instability of N-Nitrosamides

  By William Lijinsky

  Science01 Feb 1974 : 368 Full AccessRestricted Access

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• Human Ecology

  By Cornelius H. Muller

  Science01 Feb 1974 : 368 Full AccessRestricted Access

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• AAAS Meetings

  By Philip H. Abelson

  Science01 Feb 1974 : 369 Full AccessRestricted Access

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• Interstellar Hydrogen in Galaxies

  Radio observations of neutral hydrogen yield valuable information on the properties of galaxies

  By Morton S. Roberts

  Science01 Feb 1974 : 371-378 Full AccessRestricted Access

  • Abstract
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• The Keller Plan in Science Teaching

  An individually paced, student-tutored, and mastery-oriented instructional method is evaluated

  By James A. Kulik, Kevin Carmichael, Chen-Lin Kulik

  Science01 Feb 1974 : 379-383 Full AccessRestricted Access

  • Abstract
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• Copyright, Public Policy, and Information Technology

  By Nicholas L. Henry

  Science01 Feb 1974 : 384-391 Full AccessRestricted Access

  • Abstract
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• Office of Management and Budget: Skeptical View of Scientific Advice

  By Barbara J. Culliton

  Science01 Feb 1974 : 392-396 Full AccessRestricted Access

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• Adamantly Vague on Chemicals and Health

  By D. S.

  Science01 Feb 1974 : 395 Full AccessRestricted Access

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• Off-Road Vehicles: A Compromise Plan for the California Desert

  By Luther J. Carter

  Science01 Feb 1974 : 396-399 Full AccessRestricted Access

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• Fredrickson Says Yes . .

  By B. J. C.

  Science01 Feb 1974 : 398 Full AccessRestricted Access

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• . . . Hosmer Says No

  By R. G.

  Science01 Feb 1974 : 398 Full AccessRestricted Access

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• RECENT DEATHS

  Science01 Feb 1974 : 399 Full AccessRestricted Access

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• APPOINTMENTS

  Science01 Feb 1974 : 399 Full AccessRestricted Access

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• Theoretical Ecology: Beginnings of a Predictive Science

  By Gina Bari Kolata

  Science01 Feb 1974 : 400-450 Full AccessRestricted Access

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• Book Reviews

  Science01 Feb 1974 : 402-406 Full AccessRestricted Access

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• Venus Clouds: Structure and Composition

  By A. T. Young

  Science01 Feb 1974 : 407-409 Full AccessRestricted Access

  • Abstract
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• Suppression of Nitrogen Fixation by Blue-Green Algae in a Eutrophic Lake with Trace Additions of Copper

  By Alexander J. Horne, Charles R. Goldman

  Science01 Feb 1974 : 409-411 Full AccessRestricted Access

  • Abstract
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• Detection of Radon Emission at the Edges of Lunar Maria with the Apollo Alpha-Particle Spectrometer

  By Paul Gorenstein, Leon Golub, Paul Bjorkholm

  Science01 Feb 1974 : 411-413 Full AccessRestricted Access

  • Abstract
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• Radon-222 from the Island of Hawaii: Deep Soils Are More Important than Lava Fields or Volcanoes

  By Marvin H. Wilkening

  Science01 Feb 1974 : 413-415 Full AccessRestricted Access

  • Abstract
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• Fecal Bacterial β-Glucuronidase: Control by Diet

  By Bandaru S. Reddy, John H. Weisburger, Ernest L. Wynder

  Science01 Feb 1974 : 416-417 Full AccessRestricted Access

  • Abstract
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• Synaptic Transmission between Photoreceptors and Horizontal Cells in the Turtle Retina

  By Luigi Cervetto, Marco Piccolino

  Science01 Feb 1974 : 417-419 Full AccessRestricted Access

  • Abstract
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• Inhibition of Cellular Mediated Immunity in Marihuana Smokers

  By Gabriel G. Nahas, Nicole Suciu-Foca, Jean-Pierre Armand, Akira Morishima

  Science01 Feb 1974 : 419-420 Full AccessRestricted Access

  • Abstract
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• Amphetamine in Human Plasma: A Sensitive and Specific Enzymatic Assay

  By David S. Kreuz, Julius Axelrod

  Science01 Feb 1974 : 420-421 Full AccessRestricted Access

  • Abstract
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• High-Frequency C-Type Virus Induction by Inhibitors of Protein Synthesis

  By Stuart A. Aaronson, Claire Y. Dunn

  Science01 Feb 1974 : 422-424 Full AccessRestricted Access

  • Abstract
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• Beta Cell Protection to Alloxan Necrosis by Anomers of D-Glucose

  By Aldo A. Rossini, Michael Berger, James Shadden, George F. Cahill Jr.

  Science01 Feb 1974 : 424 Full AccessRestricted Access

  • Abstract
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• Neurons in Rhesus Monkey Visual Cortex: Systematic Relation between Time of Origin and Eventual Disposition

  By Pasko Rakic

  Science01 Feb 1974 : 425-427 Full AccessRestricted Access

  • Abstract
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• Deuterium Oxide Effect on Temperature-Dependent Survival in Populations of Drosophila melanogaster

  By H. V. Samis, M. B. Baird, H. R. Massie

  Science01 Feb 1974 : 427-428 Full AccessRestricted Access

  • Abstract
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• Reduction of Ferricytochrome c by Some Free Radical Agents

  By Avigdor Shafferman, Gabriel Stein

  Science01 Feb 1974 : 428-430 Full AccessRestricted Access

  • Abstract
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• Protein Kinase Translocation as an Early Event in the Hormonal Control of Uterine Contraction

  By Stanley G. Korenman, Ramesh C. Bhalla, Barbara M. Sanborn, Reggie H. Stevens

  Science01 Feb 1974 : 430-432 Full AccessRestricted Access

  • Abstract
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• Carbonic Anhydrase and Osteoclasts: Localization by Labeled Inhibitor Autoradiography

  By Carol V. Gay, Werner J. Mueller

  Science01 Feb 1974 : 432-434 Full AccessRestricted Access

  • Abstract
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• Mycoplasma-Like Structures in the Aquatic Fungus Aphanomyces astaci

  By I. Brent Heath, Torgny Unestam

  Science01 Feb 1974 : 434-435 Full AccessRestricted Access

  • Abstract
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• Calcium Ion Release in Mechanically Disrupted Heart Cells

  By W. Glenn L. Kerrick, Philip M. Best

  Science01 Feb 1974 : 435-437 Full AccessRestricted Access

  • Abstract
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• Proton Relaxation Rates of Water in Brain and Brain Tumors

  By Rob G. Parrish, Robert J. Kurland, Woodrow W. Janese, Louis Bakay

  Science01 Feb 1974 : 438-439 Full AccessRestricted Access

  • Abstract
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• Artificial Vision for the Blind: Electrical Stimulation of Visual Cortex Offers Hope for a Functional Prosthesis

  By W. H. Dobelle, M. G. Mladejovsky, J. P. Girvin

  Science01 Feb 1974 : 440-444 Full AccessRestricted Access

  • Abstract
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• Dynamics of Expanding Inhibitory Fields

  By Robert A. Armstrong, Julius L. Jackson, Leon Glass

  Science01 Feb 1974 : 444-446 Full AccessRestricted Access

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• Analysis of Neutrality in Protein Polymorphism

  By W. J. Ewens, M. W. Feldman, Tsuneyuki Yamazaki, Takeo Maruyama

  Science01 Feb 1974 : 446-448 Full AccessRestricted Access

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• Beryllium Disease

  By John D. Stoeckle, Thomas Mancuso

  Science01 Feb 1974 : 449 Full AccessRestricted Access

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