ARTICLES:

D. R. Hoagland

ABSORPTION OF MINERAL ELEMENTS BY PLANTS IN RELATION TO SOIL PROBLEMS
Plant Physiol. 1931 6: 373-388. doi:10.1104/pp.6.3.373 [PDF]  

Mary Coggeshall

INFLUENCE OF ACETIC, PROPIONIC, NORMAL BUTYRIC AND SULPHURIC ACIDS AND POTASSIUM ACETATE ON ELONGATION OF PRIMARY ROOTS OF SEEDLINGS OF WHITE LUPINE
Plant Physiol. 1931 6: 389-445. doi:10.1104/pp.6.3.389 [PDF]  

Hardy L. Shirley

LIGHT SOURCES AND LIGHT MEASUREMENTS
Plant Physiol. 1931 6: 447-466. doi:10.1104/pp.6.3.447 [PDF]  

R. Hartshorn

SOME EFFECTS OF ACETYLENE ON THE RIPENING PROCESSES OF BANANAS
Plant Physiol. 1931 6: 467-484. doi:10.1104/pp.6.3.467 [PDF]  

F. A. Welton and J. D. Wilson

WATER-SUPPLYING POWER OF THE SOIL UNDER DIFFERENT SPECIES OF GRASS AND WITH DIFFERENT RATES OF WATER APPLICATION
Plant Physiol. 1931 6: 485-493. doi:10.1104/pp.6.3.485 [PDF]  

E. M. Harvey

MOVEMENT OF WATER IN PLANTS AS AFFECTED BY A MUTUAL RELATION BETWEEN THE HYDROSTATIC AND PNEUMATIC SYSTEMS
Plant Physiol. 1931 6: 495-506. doi:10.1104/pp.6.3.495 [PDF]  

E. J. Lund

EXTERNAL POLARITY POTENTIALS IN THE APEX OF THE DOUGLAS FIR BEFORE AND AFTER MECHANICAL STIMULATION
Plant Physiol. 1931 6: 507-517. doi:10.1104/pp.6.3.507 [PDF]  

A. S. Mulay

SEASONAL CHANGES IN TOTAL, SOLUBLE, SOLUBLE-PROTEIN, NON-PROTEIN, AND INSOLUBLE NITROGEN IN CURRENT YEAR'S SHOOTS OF BARTLETT PEAR
Plant Physiol. 1931 6: 519-529. doi:10.1104/pp.6.3.519 [PDF]  

Florence E. Hooper

STUDIES ON PARENCHYMATOUS AND VASCULAR PLANT TISSUES, SOME ANALYTICAL AND SPECIFIC GRAVITY DATA
Plant Physiol. 1931 6: 531-539. doi:10.1104/pp.6.3.531 [PDF]  

K. S. Markley and Charles E. Sando

PERMEABILITY OF THE SKIN OF APPLES AS MEASURED BY EVAPORATION LOSS
Plant Physiol. 1931 6: 541-547. doi:10.1104/pp.6.3.541 [PDF]  

E. L. Overholser, Max B. Hardy, and H. D. Locklin

RESPIRATION STUDIES OF STRAWBERRIES
Plant Physiol. 1931 6: 549-557. doi:10.1104/pp.6.3.549 [PDF]  

J. S. McHargue and R. K. Calfee

EFFECT OF MANGANESE, COPPER AND ZINC ON THE GROWTH OF YEAST
Plant Physiol. 1931 6: 559-566. doi:10.1104/pp.6.3.559 [PDF]  

A. H. Hendrickson and F. J. Veihmeyer

INFLUENCE OF DRY SOIL ON ROOT EXTENSION
Plant Physiol. 1931 6: 567-576. doi:10.1104/pp.6.3.567 [PDF]  

J. D. Sayre and V. H. Morris

COMPARISON OF METHODS OF DETERMINING MOISTURE IN CORN TISSUES
Plant Physiol. 1931 6: 577-583. doi:10.1104/pp.6.3.577 [PDF]  

W. B. Albert and G. M. Armstrong

EFFECTS OF HIGH SOIL MOISTURE AND LACK OF SOIL AERATION UPON FRUITING BEHAVIOR OF YOUNG COTTON PLANTS
Plant Physiol. 1931 6: 585-591. doi:10.1104/pp.6.3.585 [PDF]  

BRIEF PAPERS:

C. B. Lipman and G. Mackinney

PROOF OF THE ESSENTIAL NATURE OF COPPER FOR HIGHER GREEN PLANTS
Plant Physiol. 1931 6: 593-599. doi:10.1104/pp.6.3.593 [PDF]  

NOTES:

NOTES
Plant Physiol. 1931 6: 601-604. doi:10.1104/pp.6.3.601 [PDF]  

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