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This journal provides immediate access to some articles. Volume 20(4); October 1945 Articles RESPIRATORY ACTIVITY AND DURATION OF LIFE OF APPLES GATHERED AT DIFFERENT STAGES OF DEVELOPMENT AND SUBSEQUENTLY MAINTAINED AT A CONSTANT TEMPERATURE PMCID: PMC437246 BREAKING THE DORMANCY OF PEACH SEED BY TREATMENT WITH THIOUREA PMCID: PMC437247 PERMANENT WILTING PERCENTAGES OF SOILS OBTAINED FROM FIELD AND LABORATORY TRIALS PMCID: PMC437248 THE INFLUENCE OF MINERAL NUTRITION, SOIL FERTILITY, AND CLIMATE ON CAROTENE AND ASCORBIC ACID CONTENT OF TURNIP GREENS PMCID: PMC437249 DROUGHT RESISTANCE IN RANGE AND PASTURE GRASSES PMCID: PMC437250 A DIBASAL (MINIMUM SALT, MAXIMUM YIELD) SOLUTION FOR ASPERGILLUS NIGER; ACIDITY AND MAGNESIUM OPTIMUM PMCID: PMC437251 EFFECTS OF DIFFERENT AMOUNTS OF POTASSIUM ON GROWTH AND ASH CONSTITUENTS OF ANANAS COMOSUS (L.) MERR PMCID: PMC437252 QUANTITATIVE STUDY OF ETHYLENE PRODUCTION IN APPLE VARIETIES PMCID: PMC437253 OBSERVATIONS ON THE CAUSES OF THE FLOW OF SAP IN RED MAPLE PMCID: PMC437254 EFFECTS OF POTASSIUM ON CHLOROPHYLL, ACIDITY, ASCORBIC ACID, AND CARBOHYDRATES OF ANANAS COMOSUS (L.) MERR PMCID: PMC437255 WATER RELATIONS OF POCOSIN OR BOG SHRUBS PMCID: PMC437256 Brief Papers: A NOTE ON THE EFFECTS OF COPPER IMPURITIES IN DISTILLED WATER ON GROWTH OF PLANTS PMCID: PMC437257 Note NOTES PMCID: PMC437258 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||
