This journal provides immediate access to some articles. Volume 50(6); December 1972 Articles Phytochrome Control of Germination of Rumex crispus L. Seeds Induced by Temperature Shifts PMCID: PMC366208 Synthesis and Turnover of Nitrate Reductase in Corn Roots PMCID: PMC366209 Further Comparative Studies of Pectin Esterase in Relation to Leaf and Flower Abscission PMCID: PMC366210 Studies on Phytoalexins: The Relationship between Actinomycin D and Ribonucleic Acid Synthesis during the Induction of Phaseollin in the French Bean (Phaseolus vulgaris L.) PMCID: PMC366211 Abscisic Acid in Relation to Mineral Deprivation PMCID: PMC366212 Polysome Formation in Light-controlled Dormancy PMCID: PMC366213 Iron-stress Response in Mixed and Monocultures of Soybean Cultivars PMCID: PMC366214 Proline Content and Metabolism during Rehydration of Wilted Excised Leaves in the Dark PMCID: PMC366215 Regulation of Salt Respiration in Carrot Root Slices PMCID: PMC366216 Phytochrome-mediated Electric Potential Changes in Oat Seedlings PMCID: PMC366217 Effect of γ-Irradiation on the Biosynthesis of Carotenoids in the Tomato Fruit PMCID: PMC366218 The Cupric Ion as an Inhibitor of Photosynthetic Electron Transport in Isolated Chloroplasts PMCID: PMC366219 Cytokinins: Synthesis and Biological Activity of Geometric and Position Isomers of Zeatin PMCID: PMC366220 Localization of Crystals in Diseased Oats Treated with Uranyl Acetate PMCID: PMC366221 Use of Uncoupling Acridine Dyes as Stoichiometric Energy Probes in Chloroplasts PMCID: PMC366222 Ethylene Synthesis in Lettuce Seeds: Its Physiological Significance PMCID: PMC366223 Induction of Indoleacetic Acid Synthetases in Tobacco Pith Explants PMCID: PMC366224 Metabolic Activities in Extracts of Mesophyll and Bundle Sheath Cells of Panicum miliaceum (L.) in Relation to the C4 Dicarboxylic Acid Pathway of Photosynthesis PMCID: PMC366225 Detergent Extraction of Enzymes from Tobacco Leaves Varying in Maturity PMCID: PMC366226 Elongation Responses of the Oat Shoot to Blue Light, as Measured by Capacitance Auxanometry PMCID: PMC366227 Bacteriochlorophyll Synthesis and the Ultrastructure of Wild Type and Mutant Strains of Rhodopseudomonas spheroides PMCID: PMC366228 Phytol and Bacteriochlorophyll Synthesis in Rhodopseudomonas spheroides PMCID: PMC366229 Decrease of Glucose 6-Phosphate and 6-Phosphogluconate Dehydrogenase Activities in the Xylem of Populus gelrica on Budding PMCID: PMC366230 Water Stress Enhances Ethylene-mediated Leaf Abscission in Cotton PMCID: PMC366231 Ethylene: Role in Fruit Abscission and Dehiscence Processes PMCID: PMC366232 Ethylene: Response of Fruit Dehiscence to CO2 and Reduced Pressure PMCID: PMC366233 Serological Characterization of the Glycolate-oxidizing Enzymes from Tobacco, Euglena gracilis, and a Yellow Mutant of Chlorella vulgaris PMCID: PMC366234 pH Dependence and Cofactor Requirements of Photochemical Reactions in Maize Chloroplasts PMCID: PMC366235 Reversible Abolition of Enhancement in Isolated Spinach Chloroplasts PMCID: PMC366236 Polar Indole-3-acetic Acid Diffusion in Nonliving and Model Systems PMCID: PMC366237 Effects of Cycloheximide on Amino Acid Biosynthesis in Corn Roots PMCID: PMC366238 Complementation of Isolated Mitochondria from Several Wheat Varieties PMCID: PMC366239 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||