A. J. Parsons

A. J. Parsons publication distribution in Plant Science and Agronomy in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Plant Science and Agronomy in 2026. The highlighted bar marks where A. J. Parsons sits on this spectrum.

A. J. Parsons D-index placement in Plant Science and Agronomy in 2026

The chart shows the D-index (discipline H-index) distribution of Plant Science and Agronomy scientists ranked by Research.com in 2026. The highlighted bar marks where A. J. Parsons sits on this spectrum.

Research.com Recognitions

• 2025 - Research.com Plant Science and Agronomy in New Zealand Leader Award

Best Publications

• Diet preference of sheep: effects of recent diet, physiological state and species abundance

  A. J. Parsons;J. A. Newman;P. D. Penning;A. Harvey

  424
  Citations

• The physiology of grass production under grazing. II. Photosynthesis, crop growth and animal intake of continuously-grazed swards.

  Parsons Aj;Leafe El;Collett B;Penning Pd

  346
  Citations

• Intake and behaviour responses by sheep to changes in sward characteristics under continuous stocking

  P. D. Penning;A. J. Parsons;R. J. Orr;T. T. Treacher

  316
  Citations

• High nitrogen supply and carbohydrate content reduce fungal endophyte and alkaloid concentration in Lolium perenne

  Susanne Rasmussen;Anthony J. Parsons;Shalome Bassett;Michael J. Christensen

  288
  Citations

• ANALYSIS OF THE COEXISTENCE MECHANISMS FOR GRASSES AND LEGUMES IN GRAZING SYSTEMS

  S. Schwinning;A. J. Parsons

  271
  Citations

• DairyMod and EcoMod: biophysical pasture-simulation models for Australia and New Zealand

  I. R. Johnson;D. F. Chapman;V. O. Snow;R. J. Eckard

  256
  Citations

• The effect of the duration of regrowth on photosynthesis, leaf death and the average rate of growth in a rotationally grazed sward

  A. J. Parsons;P. D. Penning

  247
  Citations

• The Physiology of Grass Production Under Grazing. I. Characteristics of Leaf and Canopy Photosynthesis of Continuously-Grazed Swards

  A. J. Parsons;E. L. Leafe;B. Collett;W. Stiles

  238
  Citations

• Metabolic Profiles of Lolium perenne Are Differentially Affected by Nitrogen Supply, Carbohydrate Content, and Fungal Endophyte Infection

  Susanne Rasmussen;Anthony J. Parsons;Karl Fraser;Hong Xue

  230
  Citations

• Use of a model to optimize the interaction between frequency and severity of intermittent defoliation and to provide a fundamental comparison of the continuous and intermittent defoliation of grass

  A. J. Parsons;I. R. Johnson;A. Harvey

  218
  Citations

• Fasting affects intake behaviour and diet preference of grazing sheep

  J.A. Newman;P.D. Penning;A.J. Parsons;A. Harvey

  195
  Citations

• The effects of season and management on the growth of grass swards

  A. J. Parsons

  195
  Citations

• Optimal diet selection by a generalist grazing herbivore

  J. A. Newman;A. J. Parsons;J. H. M. Thornley;P. D. Penning

  188
  Citations

• A mechanistic model of some physical determinants of intake rate and diet selection in a two-species temperate grassland sward.

  A. J. Parsons;J. H. M. Thornley;J. Newman;P. D. Penning

  187
  Citations

• Past lessons and future prospects: plant breeding for yield and persistence in cool-temperate pastures

  A. J. Parsons;G. R. Edwards;P. C. D. Newton;D. F. Chapman

  186
  Citations

• Impacts of spatial patterns in pasture on animal grazing behavior, intake, and performance

  D. F. Chapman;A. J. Parsons;G. P. Cosgrove;D. J. Barker

  180
  Citations

• The effects of group size on grazing time in sheep

  P.D. Penning;A.J. Parsons;J.A. Newman;R.J. Orr

  176
  Citations

• Not all sheep prefer clover : diet selection revisited

  J. A. Newman;A. J. Parsons;A. Harvey

  163
  Citations

• Intake and behaviour responses by sheep to changes in sward characteristics under rotational grazing

  P. D. Penning;A. J. Parsons;R. J. Orr;G. E. Hooper

  162
  Citations

• Effects of elevated CO2, nitrogen and fungal endophyte-infection on tall fescue: growth, photosynthesis, chemical composition and digestibility

  J. A. Newman;M. L. Abner;R. G. Dado;D. J. Gibson

  157
  Citations

• How predictable are aphid population responses to elevated CO2

  J. A. Newman;D. J. Gibson;D. J. Gibson;A. J. Parsons;J. H. M. Thornley

  156
  Citations

• The use of spatial memory by grazing animals to locate food patches in spatially heterogeneous environments: an example with sheep

  G.R. Edwards;J.A. Newman;A.J. Parsons;J.R. Krebs

  150
  Citations

• Use of cues by grazing animals to locate food patches: an example with sheep

  G.R. Edwards;J.A. Newman;A.J. Parsons;J.R. Krebs

  107
  Citations

• Relationship between vegetation state and bite dimensions of sheep grazing contrasting plant species and its implications for intake rate and diet selection

  G. R. Edwards;A. J. Parsons;P. D. Penning;J. A. Newman

  98
  Citations

• High sugar ryegrasses for livestock systems in New Zealand

  Grant Edwards;A. Parsons;S. Rasmussen;Racheal H. Bryant

  96
  Citations

• Plant−animal interactions in a continuously grazed mixture. I, Differences in the physiology of leaf expansion and the fate of leaves of grass and clover

  A. J. Parsons;Anne Harvey;Jane Woledge

  93
  Citations

• PLANT-ANIMAL INTERACTIONS IN A CONTINUOUSLY GRAZED MIXTURE. II. THE ROLE OF DIFFERENCES IN THE PHYSIOLOGY OF PLANT GROWTH AND OF SELECTIVE GRAZING ON THE PERFORMANCE AND STABILITY OF SPECIES IN A MIXTURE

  A. J. Parsons;Anne Harvey;I. R. Johnson

  83
  Citations

• Diet preferences of adult sheep and goats grazing ryegrass and white clover

  P.D. Penning;J.A. Newman;A.J. Parsons;A. Harvey

  80
  Citations

• Some 'high sugar grasses' don't like it hot

  A.J. Parsons;S. Rasmussen;H. Xue;J.A. Newman

  75
  Citations

• Bite dimensions and grazing movements by sheep and cattle grazing homogeneous perennial ryegrass swards

  A.J Rook;A Harvey;A.J Parsons;R.J Orr

  70
  Citations

• Metabolomics of forage plants: a review

  Susanne Rasmussen;Anthony J. Parsons;Christopher S. Jones

  62
  Citations

• Selective grazing modifies previously anticipated responses of plant community composition to elevated CO(2) in a temperate grassland.

  Paul C. D. Newton;Mark Lieffering;Anthony J. Parsons;Shona C. Brock

  62
  Citations

• The spatial pattern of vegetation in cut and grazed grass/white clover pastures.

  G. R. Edwards;A. J. Parsons;J. A. Newman;I. A. Wright

  58
  Citations

• Dietary preference of sheep for perennial ryegrass and white clover at contrasting sward surface heights

  A. Harvey;A. J. Parsons;A. J. Rook;P. D. Penning

  57
  Citations

• Grass-endophyte interactions: a note on the role of monosaccharide transport in the Neotyphodium lolii-Lolium perenne symbiosis.

  Susanne Rasmussen;Qianhe Liu;Anthony J. Parsons;Hong Xue

  55
  Citations

• Metabolite analysis of the effects of elevated CO2 and nitrogen fertilization on the association between tall fescue (Schedonorus arundinaceus) and its fungal symbiont Neotyphodium coenophialum.

  Geraldine D. Ryan;Susanne Rasmussen;Hong Xue;Anthony J. Parsons

  48
  Citations

• Effect of long-term changes in relative resource availability on dietary preference of grazing sheep for perennial ryegrass and white clover

  A. J. Rook;A. Harvey;A. J. Parsons;P. D. Penning

  33
  Citations

• Opportunities for enhancing the delivery of novel forage attributes

  G. P. Cosgrove;A. J. Parsons;D. M. Marotti;S. M. Rutter

  30
  Citations

• Soil carbon dynamics: the effects of nitrogen input, intake demand and off-take by animals.

  Anthony J. Parsons;John H.M. Thornley;Philip C.D. Newton;Susanne K. Rasmussen

  28
  Citations

• The effects of carbohydrate supply and host genetic background on Epichloë endophyte and alkaloid concentrations in perennial ryegrass

  G.D. Ryan;S. Rasmussen;A.J. Parsons;J.A. Newman

  24
  Citations

• REVIEW: PART OF A HIGHLIGHT ON BREEDING STRATEGIES FOR FORAGE AND GRASS IMPROVEMENT Metabolomics of forage plants: a review

  Susanne Rasmussen;Anthony J. Parsons;Christopher S. Jones

  0
  Citations