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This journal provides immediate access to some articles. Volume 26(2); April 1951 Articles STOMATAL MOVEMENT AND PHOTOSYNTHESIS IN PELARGONIUM. I. EFFECTS OF LIGHT AND CARBON DIOXIDE PMCID: PMC437491 PHOTOSYNTHESIS AND METABOLISM OF ORGANIC ACIDS IN HIGHER PLANTS PMCID: PMC437492 THE EFFECTS OF SOME SPECIAL TREATMENTS IN THE DEGREENING OF FLORIDA ORANGES AS MEASURED BY RESPIRATION RATE PMCID: PMC437493 COMPARISONS OF GROWTH BY TOBACCO AND SUNFLOWER TISSUE ON SYNTHETIC MEDIA CONTAINING VARIOUS SOURCES OF ORGANIC NITROGEN PMCID: PMC437494 RESPIRATION STUDIES ON CHLORELLA. II. INFLUENCE OF VARIOUS ORGANIC ACIDS ON GAS EXCHANGE PMCID: PMC437495 EFFECT OF VARIOUS FACTORS ON THE UTILIZATION OF NITROGEN AND IRON BY SPIRODELA POLYRHIZA (L.) SCHLEID. PMCID: PMC437496 IDENTIFICATION OF ETHYLENE AS A VOLATILE PRODUCT OF THE FUNGUS PENICILLIUM DIGITATUM PMCID: PMC437497 STUDIES ON THE PHYSIOLOGY OF LIGHT ACTION. IV. LIGHT ENHANCEMENT OF AUXIN-INDUCED GROWTH IN GREEN PEAS PMCID: PMC437498 PHOTOTUBE-TYPE INTEGRATING LIGHT RECORDERS: A SUMMARY OF PERFORMANCE OVER A FIVE-YEAR PERIOD PMCID: PMC437499 BOUND WATER IN ASPERGILLUS NIGER PMCID: PMC437500 THE STEROLS OF ALFALFA AND CERTAIN CEREAL GRASSES PMCID: PMC437501 SOME EFFECTS OF DECAPITATION ON ELECTRICAL AND ELONGATION PHENOMENA IN THE AVENA COLEOPTILE PMCID: PMC437502 AVAILABILITY OF SOIL MOISTURE FOR ACTIVE ABSORPTION IN DRYING SOIL PMCID: PMC437503 EFFECTS OF FLOODED SOIL ON GROWTH OF PINE SEEDLINGS PMCID: PMC437504 THE RELATIONSHIP OF STRUCTURE AND PLANT-GROWTH ACTIVITY OF SUBSTITUTED BENZOIC AND PHENOXYACETIC ACIDS PMCID: PMC437505 INVESTIGATIONS ON NITROGEN COMPOUNDS AND NITROGEN METABOLISM IN PLANTS. I. THE REACTION OF NITROGEN COMPOUNDS WITH NINHYDRIN ON PAPER: A QUANTITATIVE PROCEDURE PMCID: PMC437506 A BIOCHEMICAL BASIS FOR COPPER-NITROGEN BALANCE IN TUNG PMCID: PMC437507 Brief Papers: THE FATE OF PHOSPHATASE, INVERTASE, AND PEROXIDASE IN AUTOLYZING LEAVES PMCID: PMC437508 MAINTENANCE OF IRON SUPPLY IN NUTRIENT SOLUTIONS BY A SINGLE ADDITION OF FERRIC POTASSIUM ETHYLENEDIAMINE TETRA-ACETATE PMCID: PMC437509 DISTRIBUTION OF MICRONUTRIENT METALS IN LEAVES AND CHLOROPLAST FRAGMENTS PMCID: PMC437510 Note NOTES PMCID: PMC437511 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||
