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This journal provides immediate access to some articles. Volume 12(3); July 1937 Articles FIFTY YEARS OF PLANT PHYSIOLOGY IN AUSTRIA PMCID: PMC439317 FOLIAR DIAGNOSIS: PRINCIPLES AND PRACTICE PMCID: PMC439318 UREASE DISTRIBUTION IN CANAVALIA ENSIFORMIS PMCID: PMC439319 NUTRITIONAL CHARACTERISTICS OF CERTAIN WOOD-DESTROYING FUNGI, POLYPORUS BETULINUS FR., FOMES PINICOLA (FR.) COOKE, AND POLYSTICTUS VERSICOLOR FR PMCID: PMC439320 METHODS OF SAMPLING VISIBLE RADIATION PMCID: PMC439321 A PRECISE METHOD, WITH DETAILED CALIBRATION FOR THE DETERMINATION OF ABSORPTION COEFFICIENTS; THE QUANTITATIVE MEASUREMENT OF THE VISIBLE AND ULTRAVIOLET ABSORPTION SPECTRA OF ALPHA CAROTENE, BETA CAROTENE, AND LYCOPENE PMCID: PMC439322 ENZYME ACTIVITY IN COLD-HARDENED AND UNHARDENED RED CLOVER PMCID: PMC439323 WATER ABSORPTION IN THE COTTON PLANT AS AFFECTED BY SOIL AND WATER TEMPERATURES PMCID: PMC439324 FACTORS IN VARIETAL SUSCEPTIBILITY OF WALNUT FRUITS TO ATTACK BY THE WALNUT-HUSK FLY PMCID: PMC439325 POLAR TRANSPORT OF AUXIN AND ELECTRICAL POLARITY IN COLEOPTILE OF AVENA PMCID: PMC439326 CARBOHYDRATE CHANGES WITHIN THE NEEDLES OF PINUS PONDEROSA AND PSEUDOTSUGA TAXIFOLIA PMCID: PMC439327 SURVIVAL OF ISOLATED TOMATO ROOTS AT SUBOPTIMAL AND SUPRAOPTIMAL TEMPERATURES PMCID: PMC439328 SEPARATION FROM YEAST OF MATERIALS ESSENTIAL FOR GROWTH OF EXCISED TOMATO ROOTS PMCID: PMC439329 AMINO ACIDS IN THE NUTRITION OF EXCISED TOMATO ROOTS PMCID: PMC439330 VITAMIN B1 IN THE NUTRITION OF EXCISED TOMATO ROOTS PMCID: PMC439331 DORMANCY AND GERMINATION OF FRAXINUS SEEDS PMCID: PMC439332 INFLUENCE OF HOST NUTRITION ON SYSTEMIC DEVELOPMENT OF TOBACCO MOSAIC PMCID: PMC439333 ABSORPTION SPECTRA OF SINGLE CHLOROPLASTS IN LIVING CELLS IN THE REGION FROM 664 mμ TO 704 mμ PMCID: PMC439334 ON THE DETERMINATION OF PLANT ENZYMES PMCID: PMC439335 INCREASE OF TRANSPIRATION RATES OF TOMATO LEAVES DUE TO COPPER SPRAYS PMCID: PMC439336 PROOF OF THE FLUX EQUILIBRIUM RELATION PMCID: PMC439337 VALUE OF THE DYE-ADSORPTION TEST FOR PREDETERMINING THE DEGREE OF HARDINESS PMCID: PMC439338 ENVIRONMENTAL CONDITIONS INFLUENCING THE DEVELOPMENT OF TOMATO POCKETS OR PUFFS PMCID: PMC439339 PHOTOPERIODIC STIMULATION OF GROWTH BY ARTIFICIAL LIGHT AS A CAUSE OF WINTER KILLING PMCID: PMC439340 NOTES PMCID: PMC439342 Brief Papers: DEVELOPMENT OF CAROTENOID PIGMENTS WITHOUT THE AID OF LIGHT PMCID: PMC439341 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||
