This journal provides immediate access to some articles. Volume 46(6); December 1970 Ontogeny and Hormonal Control of Polyphenoloxidase Isozymes in Tobacco Pith PMCID: PMC396678 Evidence for the Regulation of Phytochrome-mediated Processes in Bean Roots by the Neurohumor, Acetylcholine PMCID: PMC396679 Extensibility of Pericarp Tissue in Growing Citrus Fruits PMCID: PMC396680 Effects of Growth Regulators on Ribonucleic Acid Metabolism of Barley Leaf Segments PMCID: PMC396681 Ethylene Production of Ethyl Propylphosphonate, Niagara 10637 PMCID: PMC396682 Abscission: Movement and Conjugation of Auxin PMCID: PMC396683 Studies on Seeds: V. Microbodies, Glyoxysomes, and Ricinosomes of Castor Bean Endosperm PMCID: PMC396684 Light-induced Development of Polyribosomes and the Induction of Nitrate Reductase in Corn Leaves PMCID: PMC396685 Control of Ribonuclease and Acid Phosphatase by Auxin and Abscisic Acid during Senescence of Rhoeo Leaf Sections PMCID: PMC396686 Correlation between Ion Fluxes and Ion-stimulated Adenosine Triphosphatase Activity of Plant Roots PMCID: PMC396687 Effect of Environmental Factors on Cuticular Transpiration Resistance PMCID: PMC396688 Chloroplast Aldolase is Controlled by a Nuclear Gene PMCID: PMC396689 The Promotion of Indole-3-acetic Acid Oxidation in Pea Buds by Gibberellic Acid and Treatment PMCID: PMC396690 Buoyant Density Studies of Chloroplast and Nuclear Deoxyribonucleic Acid from Control and 3-Amino-1,2,4-Triazole-treated Wheat Seedlings, Triticum vulgare PMCID: PMC396691 Synthesis and Transport of Hydroxyproline-rich Components in Suspension Cultures of Sycamore-Maple Cells PMCID: PMC396692 Glucose Metabolism of Various Tissues of Pear Buds PMCID: PMC396693 Mitochondrial responses to ethylene and other hydrocarbons. PMCID: PMC396694 A Technique for the Axenic Culture and Feeding of Excised Woody Stems PMCID: PMC396695 Temporary Inhibition of Translocation Velocity and Mass Transfer Rate by Petiole Cooling PMCID: PMC396696 A Simple Technique for the Rapid Determination of Plant CO2 Compensation Points PMCID: PMC396697 Detergent Fractionation of Glutaraldehyde-fixed Spinach Thylakoids PMCID: PMC396698 The Effect of Light Quality on Glycolate Formation and Excretion in Algae PMCID: PMC396699 Ultrastructural Changes of Embryos in Wheat Infected with Storage Fungi PMCID: PMC396700 Peptide Hydrolase C in Germinating Barley PMCID: PMC396701 Recipe for Ferric Salts of Ethylenediaminetetraacetic Acid PMCID: PMC396702 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||