This journal provides immediate access to some articles. Volume 14(1); January 1939 Articles THOMAS ANDREW KNIGHT IN MEMORIAM PMCID: PMC438231 ANTAGONISM OF CERTAIN ELEMENTS ESSENTIAL TO PLANTS TOWARD CHEMICALLY RELATED TOXIC ELEMENTS PMCID: PMC438232 ROLE OF NITROGEN IN FUNGOUS THERMOGENESIS PMCID: PMC438233 TRANSLOCATION OF CARBOHYDRATES IN THE SUGAR BEET PMCID: PMC438234 FOLIAR DIAGNOSIS: THE INFLUENCE OF THE SOIL ON THE ACTION OF FERTILIZERS PMCID: PMC438235 THE RELATION OF CABBAGE HARDINESS TO BOUND WATER, UNFROZEN WATER, AND CELL CONTRACTION WHEN FROZEN PMCID: PMC438236 EFFECT OF POTASH MANURING ON THE PRODUCTION OF ORGANIC MATTER PMCID: PMC438237 ESTIMATION OF PROTOPLASMIC PERMEABILITY FROM PLASMOLYTIC TESTS PMCID: PMC438238 EFFECT OF ETHYLENE ON CERTAIN CHEMICAL CHANGES ASSOCIATED WITH THE RIPENING OF PEARS PMCID: PMC438239 GROWTH BEHAVIOR OF ONE-MILLIMETER EXCISED ROOT TIPS PMCID: PMC438240 TRANSPIRATION AND THE ABSORPTION OF MINERAL SALTS PMCID: PMC438241 Brief Papers: TIME AND TEMPERATURE OF PROTOPLASMIC COAGULATION PMCID: PMC438242 A METHOD FOR THE TREATMENT OF CUTTINGS AND ROOTS OF THE PECAN WITH ROOT-INDUCING CHEMICALS PMCID: PMC438243 PLANT PHYSIOLOGY IN THE WOMEN'S COLLEGES PMCID: PMC438244 Note NOTES PMCID: PMC438245 Correction Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||