This journal provides immediate access to some articles. Volume 39(5); September 1964 Articles Freeze-Drying Pine Pollen PMCID: PMC550152 Effects of Indoleacetic Acid and Kinetin on Activities of Enzymes of the Hexose Monophosphate Shunt in Tissue Cultures of Nicotiana PMCID: PMC550153 Loss of Adenosine Triphosphate Synthesis Caused by Freezing and Its Relationship to Frost Hardiness Problems PMCID: PMC550154 Influence of Cobalt on Leaf Expansion and Oxidative Phosphorylation PMCID: PMC550155 Biosynthesis of the Methoxylated Carotenoids in Rhodospirillum rubrum PMCID: PMC550156 Studies on the Relationship between Ribonucleic Acid Content and the Rate of Growth of Corn Roots PMCID: PMC550157 Metabolic Changes Associated with the Germination of Corn. I. Changes in Weight and Metabolites and their Redistribution in the Embryo Axis, Scutellum, and Endosperm PMCID: PMC550158 Distribution of Indoleacetic Acid Oxidase and Inhibitors in Light-Grown Cotton PMCID: PMC550159 Photosynthesis in Climatic Races of Mimulus. II. Effect of Time and CO2 Concentration on Rate PMCID: PMC550160 Ozone Effects on Cell Wall Metabolism of Avena Coleoptile Sections PMCID: PMC550161 Analysis of Germination Processes of Lettuce Seed by Means of Temperature and Anaerobiosis PMCID: PMC550162 Dormancy Associated with Repression of Genetic Activity PMCID: PMC550163 C14 Amino Acid Incorporation by Spinach Chloroplast Preparations PMCID: PMC550164 Light-Induced Trans to Cis Conversion of β-d-Glucosyl o-Hydroxycinnamic Acid in Melilotus alba Leaves PMCID: PMC550165 Investigations on the Occurrence and Biosynthesis of Indolepyruvic Acid in Plant Tissues and Bacteria PMCID: PMC550166 Effects of Aging and Temperature on Respiratory Metabolism of Green Leaves PMCID: PMC550167 Steric Specificity in Synthesis of Heptuloses by Plants PMCID: PMC550168 Interaction of Nucleotides with Auxins in Growth of Pea Stem Segments PMCID: PMC550169 Ribonuclease Levels in the Mesocotyl Tissue of Zea mays as a Function of 2,4-Dichlorophenoxyacetic Acid Application PMCID: PMC550170 Flash Spectroscopy of Porphyridium PMCID: PMC550171 Conditions Determining Effects of Far-Red and Red Irradiations on Flowering Response of Pharbitis nil PMCID: PMC550172 Interaction of Growth Substances in Growth and Organ Initiation in the Embryos of Capsella PMCID: PMC550173 Factors Influencing Dormancy of Peanut Seeds PMCID: PMC550174 Dividing Cells as the Prerequisite for Vernalization PMCID: PMC550175 Preparation of Indole Extracts from Plants for Gas Chromatography and Spectrophotofluorometry PMCID: PMC550176 Callose Formation and Subsequent Disappearance: Studies in Ultrasound Stimulation PMCID: PMC550177 Photoperiodic Flowering Response of Biloxi Soybean in 72-Hour Cycles PMCID: PMC550178 The Role of Glycolic Acid Metabolism in Opening of Leaf Stomata PMCID: PMC550179 Control by Iron of Chlorophyll Formation and Growth in Euglena gracilis PMCID: PMC550180 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||