ARTICLES:

D. J. Ursino, C. D. Nelson, and G. Krotkov

Seasonal Changes in the Distribution of Photo-assimilated ¹⁴C in Young Pine Plants
Plant Physiol. 1968 43: 845-852. [Abstract] [PDF]  

K. A. Devor and J. B. Mudd

Acetate Binding of Spinach Chloroplasts as a Facet of Fatty Acid Synthesis
Plant Physiol. 1968 43: 853-858. [Abstract] [PDF]  

Mary Ritzel Corcoran and Charles A. West

Inhibitors from Carob (Ceratonia siliqua L.) I. Nature of the Interaction With Gibberellic Acid on Shoot Growth
Plant Physiol. 1968 43: 859-864. [Abstract] [PDF]  

Robert Cleland

Distribution and Metabolism of Protein-Bound Hydroxyproline in an Elongating Tissue, the Avena Coleoptile
Plant Physiol. 1968 43: 865-870. [Abstract] [PDF]  

Y. Esashi and A. C. Leopold

Physical Forces in Dormancy and Germination of Xanthium Seeds
Plant Physiol. 1968 43: 871-876. [Abstract] [PDF]  

P. Trip and P. R. Gorham

Bidirectional Translocation of Sugars in Sieve Tubes of Squash Plants
Plant Physiol. 1968 43: 877-882. [Abstract] [PDF]  

Han San Ku, Harlan K. Pratt, Arthur R. Spurr, and William M. Harris

Isolation of Active Mitochondria From Tomato Fruit
Plant Physiol. 1968 43: 883-887. [Abstract] [PDF]  

A. E. S. Macklon and N. Higinbotham

Electropotential in Excised Pea Epicotyls
Plant Physiol. 1968 43: 888-892. [Abstract] [PDF]  

A. J. Hiatt

Electrostatic Association and Donnan Phenomena as Mechanisms of Ion Accumulation
Plant Physiol. 1968 43: 893-901. [Abstract] [PDF]  

P. A. Jolliffe and E. B. Tregunna

Effect of Temperature, CO₂ Concentration, and Light Intensity on Oxygen Inhibition of Photosynthesis in Wheat Leaves
Plant Physiol. 1968 43: 902-906. [Abstract] [PDF]  

A. E. Sobota, C. J. Leaver, and Joe L. Key

A Detailed Evaluation of the Possible Contribution of Bacteria to Radioactive Precursor Incorporation Into Nucleic Acids of Plant Tissues
Plant Physiol. 1968 43: 907-913. [Abstract] [PDF]  

Donald J. Nevins, Patricia D. English, and Peter Albersheim

Changes in Cell Wall Polysaccharides Associated With Growth
Plant Physiol. 1968 43: 914-922. [Abstract] [PDF]  

W. J. S. Downton and E. B. Tregunna

Photorespiration and Glycolate Metabolism: A Re-examination and Correlation of Some Previous Studies
Plant Physiol. 1968 43: 923-929. [Abstract] [PDF]  

L. E. Schrader, G. L. Ritenour, G. L. Eilrich, and R. H. Hageman

Some Characteristics of Nitrate Reductase From Higher Plants
Plant Physiol. 1968 43: 930-940. [Abstract] [PDF]  

D. M. Peterson and J. G. Torrey

Amino Acid Incorporation in Developing Fucus Embryos
Plant Physiol. 1968 43: 941-947. [Abstract] [PDF]  

Curtis V. Givan

Short-term Changes in Hexose Phosphates and ATP in Intact Cells of Acer pseudoplatanus L. Subjected to Anoxia
Plant Physiol. 1968 43: 948-952. [Abstract] [PDF]  

Ruth L. Satter and Donald F. Wetherell

Photomorphogenesis in Sinningia speciosa, cv. Queen Victoria I. Characterization of Phytochrome Control
Plant Physiol. 1968 43: 953-960. [Abstract] [PDF]  

Ruth L. Satter and D. F. Wetherell

Photomorphogenesis in Sinningia speciosa, cv. Queen Victoria II. Stem Elongation: Interaction of a Phytochrome Controlled Process and a Red-requiring, Energy Dependent Reaction
Plant Physiol. 1968 43: 961-967. [Abstract] [PDF]  

Agustin A. Millar, Murray E. Duysen, and Guy E. Wilkinson

Internal Water Balance of Barley Under Soil Moisture Stress
Plant Physiol. 1968 43: 968-972. [Abstract] [PDF]  

Neil C. Turner and Paul E. Waggoner

Effects of Changing Stomatal Width in A Red Pine Forest on Soil Water Content, Leaf Water Potential, Bole Diameter, and Growth
Plant Physiol. 1968 43: 973-978. [Abstract] [PDF]  

R. M. Roberts, J. Deshusses, and F. Loewus

Inositol Metabolism in Plants. V. Conversion of Myo-inositol to Uronic Acid and Pentose Units of Acidic Polysaccharides in Root-tips of Zea mays
Plant Physiol. 1968 43: 979-989. [Abstract] [PDF]  

Peter Schopfer and H. W. Siegelman

Purification of Protochlorophyllide Holochrome
Plant Physiol. 1968 43: 990-996. [Abstract] [PDF]  

SHORT COMMUNICATION:

John M. Dear and S. Aronoff

The Non-essentiality of Boron for Scenedesmus
Plant Physiol. 1968 43: 997-998. [PDF]  

Han San Ku and Harlan K. Pratt

Active Mitochondria Do Not Produce Ethylene
Plant Physiol. 1968 43: 999-1001. [PDF]  

Charles J. Lyon

Wheat Seedling Growth in the Absence of Gravitational Force
Plant Physiol. 1968 43: 1002-1007. [PDF]  

Sigmund Schwimmer

Inhibition of in vitro DNA Synthesis by Auxins
Plant Physiol. 1968 43: 1008-1010. [PDF]  

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