This journal provides immediate access to some articles. Volume 56(2); August 1975 Articles Inhibition of Gibberellic Acid-induced Elongation in Avena Stem Segments by a Substituted Pyrimidine PMCID: PMC541784 Rapid Initiation of Thymidine Incorporation into Deoxyribonucleic Acid in Vegetative Tobacco Stem Segments Treated with Indole-3-acetic Acid PMCID: PMC541785 Phosphatidylserine Synthesis in Castor Bean Endosperm PMCID: PMC541786 Conversion of Signals from Ion-specific Electrodes to Linear Concentrations PMCID: PMC541787 Incorporation of 14C-Photosynthate into Major Chemical Fractions of Source and Sink Leaves of Cottonwood PMCID: PMC541788 Carbon Dioxide Compensation Points of Flowering Plants PMCID: PMC541789 Relationships between Leaf Water Status, Abscisic Acid Levels, and Stomatal Resistance in Maize and Sorghum PMCID: PMC541790 Induction of Responsiveness to Octopine and Lysopine in Crown-Gall Tumors PMCID: PMC541791 Induction of a Sensitive Response to Helminthosporium maydis Race T Toxin in Resistant Mitochondria of Corn (Zea mays L.) by Removal of the Outer Mitochondrial Membrane PMCID: PMC541792 Acetylene Reduction (Nitrogen Fixation) and Metabolic Activities of Soybean Having Various Leaf and Nodule Water Potentials PMCID: PMC541793 Limitation of Acetylene Reduction (Nitrogen Fixation) by Photosynthesis in Soybean Having Low Water Potentials PMCID: PMC541794 Characterization of Carrot and Tobacco Cell Cultures Resistant to p-Fluorophenylalanine PMCID: PMC541795 Ripening and in Vitro Retention of Respiratory Control by Avocado and Pear Mitochondria PMCID: PMC541796 Water Use Efficiency of Field-grown Maize during Moisture Stress PMCID: PMC541797 Abscisic Acid Metabolism in Water-stressed Bean Leaves PMCID: PMC541798 Quantitative Regulation of Gene Activity in Plants PMCID: PMC541799 Δ1-Pyrroline-5-carboxylic Acid Dehydrogenase in Barley, a Proline-accumulating Species PMCID: PMC541800 Additive and Synergistic Effects of Kinetin and Ethrel on Germination, Thermodormany, and Polyribosome Formation in Lettuce Seeds PMCID: PMC541801 Gibberellin Response in Lettuce Hypocotyl Sections PMCID: PMC541802 14C2H4: Its Incorporation and Metabolism by Pea Seedlings under Aseptic Conditions PMCID: PMC541803 Partial Purification of a Growth Factor from Orange Juice Which Affects Citrus Tissue Culture and Its Replacement by Citric Acid PMCID: PMC541804 Metabolic Conversion of l-Ascorbic Acid to Oxalic Acid in Oxalate-accumulating Plants PMCID: PMC541805 Host-Pathogen Interactions: VIII. Isolation of a Pathogen-synthesized Fraction Rich in Glucan That Elicits a Defense Response in the Pathogen's Host PMCID: PMC541806 Histochemical and Biochemical Observations on Storage Protein Metabolism and Protein Body Autolysis in Cotyledons of Germinating Mung Beans PMCID: PMC541807 Studies on the Secretion of Maize Root Cap Slime: I. Some Properties of the Secreted Polymer PMCID: PMC541808 Studies on the Secretion of Maize Root Cap Slime: II. Localization of Slime Production PMCID: PMC541809 Events Surrounding the Early Development of Euglena Chloroplasts: V. Control of Paramylum Degradation PMCID: PMC541810 Events Surrounding the Early Development of Euglena Chloroplasts: VI. Action Spectra for the Formation of Chlorophyll, Lag Elimination in Chlorophyll Synthesis, and Appearance of TPN-dependent Triose Phosphate Dehydrogenase and Alkaline DNase Activities PMCID: PMC541811 Regulation of Oxaloacetate, Aspartate, and Malate Formation in Mesophyll Protoplast Extracts of Three Types of C4 Plants PMCID: PMC541812 Photomanipulation of Phytochrome in Lettuce Seeds PMCID: PMC541813 Carbon Dioxide Requirements for Phytochrome Action in Photoperiodism and Seed Germination PMCID: PMC541814 The Role of Abscisic Acid in Cross-Adaptation of Tobacco Plants PMCID: PMC541815 Phytochrome: A Re-examination of the Quaternary Structure PMCID: PMC541816 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||