Researcher profile · Semantic Scholar

J. Digby

h-index: 20
Works: 42
Citations: 1,641

Most-cited papers

The Establishment of Tropic Curvatures in Plants
R. Firn, J. Digby
1980213 citations
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The gravitropic set-point angle (GSA): the identification of an important developmentally controlled variable governing plant architecture.
J. Digby, R. Firn
1995Plant, Cell and Environment190 citations
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The Effect of Applied Growth Hormones on Cambial Division and the Differentiation of the Cambial Derivatives
J. Digby, P. Wareing
1966181 citations Open access
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The Role of Endogenous Hormones in Cambial Activity and Xylem Differentiation
P. Wareing, C. E. A. Hanney, J. Digby
1964141 citations
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The Role of the Peripheral Cell Layers in the Geotropic Curvature of Sunflower Hypocotyls: a New Model of Shoot Geotropism
R. Firn, J. Digby
197778 citations
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The Relationship between Endogenous Hormone Levels in the Plant and Seasonal Aspects of Cambial Activity
J. Digby, P. Wareing
196673 citations
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A study of the autotropic straightening reaction of a shoot previously curved during geotropism
R. Firn, J. Digby
197969 citations
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Solving the puzzle of gravitropism — has a lost piece been found?
R. Firn, J. Digby
1997Planta65 citations
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An analysis of the changes in growth rate occurring during the initial stages of geocurvature in shoots
J. Digby, R. Firn
197951 citations
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The use of mutants to probe models of gravitropism.
R. Firn, C. Wagstaff, J. Digby
2000Journal of Experimental Botany49 citations Open access
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Measurements of Differential Growth Causing Phototropic Curvature of Coleoptiles and Hypocotyls
J. Franssen, S. A. Cooke, J. Digby, R. Firn
198145 citations
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Light modulation of the gravitropic set-point angle (GSA).
J. Digby, R. Firn
2002Journal of Experimental Botany41 citations Open access
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A CRITICAL ASSESSMENT OF THE CHOLODNY-WENT THEORY OF SHOOT GEOTROPISM
J. Digby, R. Firn
198134 citations
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Light gradients in shoots subjected to unilateral illumination—implications for phototropism
A. Parsons, K. Macleod, R. Firn, J. Digby
198433 citations
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Cultured rat spinal cord neurons: Interaction with motor neuron disease immunoglobulins
J. Digby, R. Harrison, A. Jehanli, G. Lunt +1 more
1985Muscle and Nerve32 citations
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The Phototropic Responses of Avena Coleoptiles
K. Macleod, R. Firn, J. Digby
198631 citations
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Cytokinin activation of thiamine biosynthesis in tobacco callus cultures.
J. Digby, Folke Skoog
1966Plant Physiology30 citations Open access
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Evidence Inconsistent with the Blaauw Model of Phototropism
K. Macleod, J. Digby, R. Firn
198527 citations
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Gravitropic sign reversal—a fundamental feature of the gravitropic perception or response mechanisms in some plant organs
A. Myers, R. Firn, J. Digby
199425 citations
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Shoot Geotropic Curvature—the Location, Magnitude and Kinetics of the Gravity-induced Differential Growth in Horizontal Sunflower Hypocotyls
R. Firn, J. Digby, H. Riley
197824 citations
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The role of the shoot apex in geotropism
R. Firn, J. Digby, A. Hall
198120 citations
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Effects of plant hormones on the stomata of barley: A study of the interaction between abscisic acid and kinetin
M. Cooper, J. Digby, P. Cooper
1972Planta19 citations
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A NOTE ON THE EFFECT OF THE SHOOT AND ROOT APEX ON SECONDARY THICKENING IN PEA RADICLES
J. Digby, E. Wangermann
196519 citations
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The Effect of Growth Hormones on Cell Division and Expansion in Liquid Suspension Cultures of Acer pseudoplatanus
J. Digby, P. Wareing
196618 citations
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The morphology of bracken (Pteridium aquilinum (L.) Kuhn) in the North York Moors - a comparison of the mature stand and the interface with heather (Calluna vulgaris (L.) Hull) 1. The fronds
S. J. Whitehead, J. Digby
199716 citations
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The Phototropic Response of Avena Coleoptiles following Localized Continuous Unilateral Illumination
K. Macleod, F. Brewer, J. Digby, R. Firn
198416 citations
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The Effect of Displacement Angle on the Gravitropic and Autotropic Growth Responses of Sunflower Hypocotyls
A. Myers, G. Glyn, J. Digby, R. Firn
199514 citations
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Promotion of Cell Division in Tissue Cultures by Gibberellic Acid
J. Digby, T. Thomas, P. Wareing
1964Nature12 citations
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The Role of the Coleoptile Apex in Controlling Organ Elongation I. THE EFFECTS OF DECAPITATION AND APICAL INCISIONS
A. Parsons, R. Firn, J. Digby
198811 citations
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Evidence Against the Involvement of Gibberellins in the Differential Growth which Causes Geotropic Curvature
R. Firn, J. Digby, C. Pinsent
197710 citations
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The Role of the Coleoptile Apex in Controlling Organ Elongation II. EFFECTS OF AUXIN SUBSTITUTION AND AUXIN TRANSPORT INHIBITORS ON DECAPITATED COLEOPTILES
A. Parsons, R. Firn, J. Digby
19888 citations
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The ups and downs of gravitropism
R. Firn, C. Wagstaff, J. Digby
1999Trends in Plant Science7 citations
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Auxins and shoottropisms-a tenuous connection?
A. Hall, R. Firn, J. Digby
19807 citations
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How is a phototropic stimulus perceived by hypocotyls
D. Gleed, R. Firn, J. Digby
19946 citations
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The role of the apex in the phototropic curvature of Avena coleoptiles: positive curvature under conditions of continuous illumination
J. Franssen, R. Firn, J. Digby
1982Planta6 citations
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A third dimension in the control of plant development
R. Firn, J. Digby
19845 citations
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Some Criticisms of the Use of Nojirimycin as a Specific Inhibitor of Auxin-induced Growth
J. Digby, R. Firn
19775 citations
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New tricks for old dogmas?
R. Firn, J. Digby
1990Nature4 citations
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An Investigation of the Importance of Transpiration Gradients in the Control of Phototropic Curvature in Coleoptiles of Avena sativa
J. Franssen, J. Digby, R. Firn
19824 citations
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Physiology, growth and development of plants and cells in culture — the way ahead
R. Firn, N. Sharma, J. Digby
19943 citations
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Earth's oldest(?) glaciation; evidence from the Pongola Supergroup ( approximately 2.9 Ga), South Africa
M. Grant, Von Victor, J. Digby, W. E. Minter
19970 citations
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A device to estimate the light gradients relevant to phototropism in the laboratory and the field
R. Firn, J. Digby
19950 citations
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J. Franssen

×3

A. Parsons×3

C. Wagstaff×2

A. Myers×2

A. Hall×2

C. E. A. Hanney×1

S. A. Cooke×1

R. Harrison×1