This journal provides immediate access to some articles. Volume 21(4); October 1946 Articles THE CASE FOR GREATER COOPERATION AMONG THE PLANT SCIENCE SOCIETIES PMCID: PMC437290 THE COMING OF AGE OF THE AMERICAN SOCIETY OF PLANT PHYSIOLOGISTS PMCID: PMC437291 PHOTOCHEMICAL REDUCTION OF CHLOROPLAST GRANA PMCID: PMC437292 AN APPARATUS AND METHOD FOR THE MEASUREMENT OF THE RESPIRATION OF COTTONSEED PMCID: PMC437293 THE RESPIRATORY PROCESSES IN PLANT CELLS IN RELATION TO THE FORMATION OF COACERVATES PMCID: PMC437294 CONCERNING THE FUNCTION OF RUBBER HYDROCARBON (CAOUTCHOUC) IN THE GUAYULE PLANT, PARTHENIUM ARGENTATUM A. GRAY PMCID: PMC437295 THE EXTENSION OF PLANT ROOTS INTO DRY SOIL PMCID: PMC437296 THE EFFECTS OF LIGHT, GRAVITY, AND CENTRIFUGAL FORCE UPON THE TROPIC RESPONSES OF BUCKWHEAT SEEDLINGS PMCID: PMC437297 MICROMANIPULATIVE STUDIES ON GELATINIZED STARCH GRANULES PMCID: PMC437298 THE EFFECT OF LIGHT ON THE ELECTRICAL POLARITY AND THE RATE OF ELONGATION OF THE AVENA COLEOPTILE PMCID: PMC437299 SOME PHYSICAL AND CHEMICAL CHANGES IN THE COMPOSITION OF PECAN NUTS DURING KERNEL FILLING PMCID: PMC437300 SOME CHEMICAL CHANGES ASSOCIATED WITH THE TRANSITION FROM VEGETATIVE TO REPRODUCTIVE GROWTH OF WINTER WHEAT PMCID: PMC437301 RESPIRATION OF COTTONSEED PMCID: PMC437302 STABILITY OF THE BUFFER SYSTEM OF LEMON JUICE PMCID: PMC437303 CHANGES IN THE COMPOSITION OF SQUASH DURING STORAGE PMCID: PMC437304 POLAR DISTRIBUTION OF RESPIRATORY RATE IN THE ONION ROOT TIP PMCID: PMC437305 COMPARISON OF RESPIRATION, FREE FATTY ACID FORMATION, AND CHANGES IN THE SPECTRUM OF THE SEED OIL DURING THE STORAGE OF COTTONSEED PMCID: PMC437306 OSMOTIC PRESSURE DETERMINATIONS WITH ISOLATED PROTOPLASMIC PROTEINS PMCID: PMC437307 EFFECT OF INHIBITORS ON THE RESPIRATION AND STORAGE OF COTTONSEED PMCID: PMC437308 Brief Papers: EFFECT OF 2,4-DICHLOROPHENOXY ACETIC ACID ON THE RIPENING OF BARTLETT PEARS PMCID: PMC437309 Note NOTES PMCID: PMC437310 Journal Matter Original table of contents page Administrative content — journal masthead, notices, indexes, etc. | ||