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This journal provides immediate access to some articles. Volume 9(2); April 1934 Articles NUTRITIONAL REQUIREMENTS OF THE ROOT-ROT FUNGUS, PHYMATOTRICHUM OMNIVORUM PMCID: PMC439059 EFFECTS OF HUMIDITY ON METABOLISM IN TOMATO AND APPLE PMCID: PMC439060 THE SOIL AS DIRECT SOURCE OF CARBON DIOXIDE FOR ORDINARY PLANTS PMCID: PMC439061 CAUSES OF BLIND WOOD IN ROSES PMCID: PMC439062 RELATION BETWEEN ROOT RESPIRATION AND ABSORPTION PMCID: PMC439063 CARBOHYDRATE-NITROGEN AND BASE ELEMENT RELATIONSHIPS OF PEAS GROWN IN WATER CULTURE UNDER VARIOUS LIGHT EXPOSURES PMCID: PMC439064 APPLICATION OF CALORIMETRIC METHODS TO ECOLOGICAL RESEARCH PMCID: PMC439065 CARBON DIOXIDE CONTENT OF THE GAS FROM PEA PODS PMCID: PMC439066 METABOLISM OF ETIOLATED SEEDLINGS AS AFFECTED BY AMMONIUM NUTRITION PMCID: PMC439067 PRODUCTION OF ALCOHOL AND ACETALDEHYDE BY TOMATOES PMCID: PMC439068 COMPARISON OF THE HEATING AND FREEZING METHODS OF KILLING PLANT MATERIAL FOR CRYOSCOPIC DETERMINATIONS PMCID: PMC439069 INFLUENCE OF THYROXIN ON THE GROWTH OF PLANTS PMCID: PMC439070 Brief Papers: EFFECT OF HIGH FREQUENCY SOUND WAVES ON OXIDASE ACTIVITY PMCID: PMC439071 LATERAL WATER TRANSFER IN LEAVES OF GINKGO BILOBA PMCID: PMC439072 COMPARISON OF ANATOMICAL AND HISTOLOGICAL DIFFERENCES BETWEEN ROOTS OF BARLEY GROWN IN AERATED AND IN NON-AERATED CULTURE SOLUTIONS PMCID: PMC439073 TOLERANCE OF LIQUID-AIR TEMPERATURES BY SEEDS OF HIGHER PLANTS FOR SIXTY DAYS PMCID: PMC439074 Note NOTES PMCID: PMC439075 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||
