World's Best Scientists 2026 revealed!
Alec D. Mackay

Alec D. Mackay

D-Index & Metrics

Plant Science and Agronomy

D-Index
44
Citations
7684
World Ranking
3023
National Ranking
36

Alec D. Mackay 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 Alec D. Mackay sits on this spectrum.

36–40 publications: 2 scientists 41–45 publications: 7 scientists 46–50 publications: 40 scientists 51–55 publications: 58 scientists 56–60 publications: 60 scientists 61–65 publications: 107 scientists 66–70 publications: 130 scientists 71–75 publications: 153 scientists 76–80 publications: 191 scientists 81–85 publications: 199 scientists 86–90 publications: 206 scientists 91–95 publications: 218 scientists 96–100 publications: 226 scientists 101–105 publications: 227 scientists 106–110 publications: 247 scientists 111–115 publications: 255 scientists 116–120 publications: 253 scientists 121–125 publications: 233 scientists 126–130 publications: 219 scientists 131–135 publications: 201 scientists 136–140 publications: 194 scientists 141–145 publications: 176 scientists 146–150 publications: 157 scientists 151–155 publications: 147 scientists 156–160 publications: 151 scientists 161–165 publications: 159 scientists 166–170 publications: 137 scientists 171–175 publications: 128 scientists 176–180 publications: 126 scientists 181–185 publications: 98 scientists 186–190 publications: 114 scientists 191–195 publications: 100 scientists 196–200 publications: 90 scientists 201–205 publications: 71 scientists 206–210 publications: 98 scientists 211–215 publications: 70 scientists 216–220 publications: 86 scientists 221–225 publications: 61 scientists 226–230 publications: 58 scientists 231–235 publications: 53 scientists 236–240 publications: 64 scientists 241–245 publications: 39 scientists 246–250 publications: 46 scientists 251–255 publications: 51 scientists 256–260 publications: 36 scientists 261–265 publications: 44 scientists 266–270 publications: 35 scientists 271–275 publications: 30 scientists 276–280 publications: 33 scientists 281–285 publications: 35 scientists 286–290 publications: 36 scientists 291–295 publications: 26 scientists 296–300 publications: 26 scientists 301–305 publications: 31 scientists 306–310 publications: 30 scientists 311–315 publications: 21 scientists 316–320 publications: 29 scientists 321–325 publications: 14 scientists 326–330 publications: 15 scientists 331–335 publications: 15 scientists 336–340 publications: 17 scientists 341–345 publications: 15 scientists 346–350 publications: 12 scientists 351–355 publications: 17 scientists 356–360 publications: 18 scientists 361–365 publications: 12 scientists 366–370 publications: 11 scientists 371–375 publications: 6 scientists 376–380 publications: 6 scientists 381–385 publications: 11 scientists 386–390 publications: 9 scientists 391–395 publications: 10 scientists 396–400 publications: 8 scientists 401–405 publications: 4 scientists 406–410 publications: 9 scientists 411–415 publications: 11 scientists 416–420 publications: 4 scientists 421–425 publications: 7 scientists 426–430 publications: 4 scientists 431–435 publications: 3 scientists 436–440 publications: 5 scientists 441–445 publications: 8 scientists 446–450 publications: 6 scientists 451–455 publications: 7 scientists 456–460 publications: 5 scientists 461–465 publications: 6 scientists 466 publications: 2 scientists 467+ publications: 99 scientists
36 publications 467+

This scientist: 184 publications — 72nd percentile

72% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 467 publications or more.

Alec D. Mackay 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 Alec D. Mackay sits on this spectrum.

30 D-Index: 200 scientists 31 D-Index: 236 scientists 32 D-Index: 253 scientists 33 D-Index: 283 scientists 34 D-Index: 288 scientists 35 D-Index: 240 scientists 36 D-Index: 246 scientists 37 D-Index: 243 scientists 38 D-Index: 247 scientists 39 D-Index: 229 scientists 40 D-Index: 232 scientists 41 D-Index: 230 scientists 42 D-Index: 228 scientists 43 D-Index: 219 scientists 44 D-Index: 193 scientists 45 D-Index: 164 scientists 46 D-Index: 158 scientists 47 D-Index: 143 scientists 48 D-Index: 131 scientists 49 D-Index: 127 scientists 50 D-Index: 122 scientists 51 D-Index: 122 scientists 52 D-Index: 110 scientists 53 D-Index: 102 scientists 54 D-Index: 98 scientists 55 D-Index: 79 scientists 56 D-Index: 85 scientists 57 D-Index: 88 scientists 58 D-Index: 91 scientists 59 D-Index: 62 scientists 60 D-Index: 61 scientists 61 D-Index: 59 scientists 62 D-Index: 54 scientists 63 D-Index: 61 scientists 64 D-Index: 59 scientists 65 D-Index: 58 scientists 66 D-Index: 41 scientists 67 D-Index: 49 scientists 68 D-Index: 39 scientists 69 D-Index: 32 scientists 70 D-Index: 40 scientists 71 D-Index: 47 scientists 72 D-Index: 38 scientists 73 D-Index: 28 scientists 74 D-Index: 29 scientists 75 D-Index: 28 scientists 76 D-Index: 22 scientists 77 D-Index: 21 scientists 78 D-Index: 25 scientists 79 D-Index: 26 scientists 80 D-Index: 19 scientists 81 D-Index: 16 scientists 82 D-Index: 12 scientists 83 D-Index: 16 scientists 84 D-Index: 14 scientists 85 D-Index: 11 scientists 86 D-Index: 17 scientists 87 D-Index: 13 scientists 88 D-Index: 10 scientists 89 D-Index: 12 scientists 90 D-Index: 18 scientists 91 D-Index: 16 scientists 92 D-Index: 16 scientists 93 D-Index: 17 scientists 94 D-Index: 12 scientists 95 D-Index: 8 scientists 96 D-Index: 9 scientists 97 D-Index: 9 scientists 98 D-Index: 11 scientists 99 D-Index: 12 scientists 100 D-Index: 5 scientists 101 D-Index: 8 scientists 102 D-Index: 4 scientists 103 D-Index: 11 scientists 104 D-Index: 5 scientists 105 D-Index: 9 scientists 106 D-Index: 7 scientists 107 D-Index: 4 scientists 108 D-Index: 8 scientists 109+ D-Index: 99 scientists
30 D-Index 109+

This scientist: 44 D-Index — 55th percentile

55% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 109 D-Index or more.

Overview

What is he best known for?

The fields of study he is best known for:

  • Ecology
  • Agriculture
  • Ecosystem

Alec D. Mackay mainly focuses on Agronomy, Pasture, Soil water, Fertilizer and Soil organic matter. Many of his studies on Agronomy involve topics that are commonly interrelated, such as Loam. His Pasture study deals with the bigger picture of Ecology.

His work carried out in the field of Soil water brings together such families of science as Trampling and Water content. His Soil organic matter research includes elements of Soil test, Soil fertility and Animal science. His Soil management research includes themes of Ecosystem services, Natural capital and Environmental resource management.

His most cited work include:

  • A framework for classifying and quantifying the natural capital and ecosystem services of soils (516 citations)
  • Soil temperature effects on root growth and phosphorus uptake by corn (118 citations)
  • Earthworms and rate of breakdown of soybean and maize residues in soil (113 citations)

What are the main themes of his work throughout his whole career to date?

The scientist’s investigation covers issues in Agronomy, Pasture, Soil water, Soil organic matter and Grazing. His study in Agronomy is interdisciplinary in nature, drawing from both Soil carbon, Nutrient and Soil fertility. His research investigates the link between Pasture and topics such as Agroforestry that cross with problems in Ecosystem services, Agriculture and Soil conservation.

His research integrates issues of Organic matter, Trampling and Water content in his study of Soil water. His Soil organic matter study combines topics from a wide range of disciplines, such as Soil classification and Leaching. His Grazing research is multidisciplinary, incorporating elements of Livestock, Stocking and Greenhouse gas.

He most often published in these fields:

  • Agronomy (52.31%)
  • Pasture (37.69%)
  • Soil water (26.15%)

What were the highlights of his more recent work (between 2016-2021)?

  • Ecosystem services (13.85%)
  • Agronomy (52.31%)
  • Grazing (16.92%)

In recent papers he was focusing on the following fields of study:

Alec D. Mackay mostly deals with Ecosystem services, Agronomy, Grazing, Soil water and Soil carbon. His Ecosystem services study combines topics in areas such as Natural resource, Biodiversity, Environmental resource management and Farm planning. Alec D. Mackay does research in Agronomy, focusing on Pasture specifically.

His Grazing research integrates issues from Stocking and Greenhouse gas. His work investigates the relationship between Soil water and topics such as Earthworm that intersect with problems in Mesocosm. His Soil carbon research incorporates elements of Forestry, Soil phosphorus and Soil horizon.

Between 2016 and 2021, his most popular works were:

  • Managing Natural Capital Stocks for the Provision of Ecosystem Services (42 citations)
  • Unpacking systemic innovation capacity as strategic ambidexterity: How projects dynamically configure capabilities for agricultural innovation (24 citations)
  • Influence of earthworm abundance and diversity on soil structure and the implications for soil services throughout the season (17 citations)

In his most recent research, the most cited papers focused on:

  • Ecology
  • Agriculture
  • Ecosystem

His primary scientific interests are in Ecosystem services, Land use, Land management, Environmental resource management and Biodiversity. Alec D. Mackay works in the field of Ecosystem services, focusing on Natural capital in particular. His studies deal with areas such as Riparian zone and Sustainable development as well as Land use.

In Land management, Alec D. Mackay works on issues like Natural resource management, which are connected to Ecosystem health, Ecosystem valuation and Ecosystem management. His work deals with themes such as Agroforestry, Habitat, Externality, Bank and Sustainability, which intersect with Biodiversity. The study incorporates disciplines such as Profitability index, Natural resource, Agriculture and Ecosystem in addition to Natural resource economics.

Best Publications

  • A framework for classifying and quantifying the natural capital and ecosystem services of soils

    Estelle Dominati;Estelle Dominati;Murray Patterson;Alec Mackay

  • A soil change-based methodology for the quantification and valuation of ecosystem services from agro-ecosystems: A case study of pastoral agriculture in New Zealand

    E. Dominati;A. Mackay;S. Green;M. Patterson

  • Relationships between soil biota, nitrogen and phosphorus availability, and pasture growth under organic and conventional management

    R.L. Parfitt;G.W. Yeates;D.J. Ross;A.D. Mackay

  • Earthworms and rate of breakdown of soybean and maize residues in soil

    Alec D. Mackay;Eileen J. Kladivko

  • Soil temperature effects on root growth and phosphorus uptake by corn

    A. D. Mackay;S. A. Barber

  • Effect of cattle and sheep treading on surface configuration of a sedimentary hill soil

    K. Betteridge;Alec Mackay;T. G. Shepherd;D. J. Barker

  • Chemical and physical characteristics of phosphate rock materials of varying reactivity

    J. Keith Syers;Alec D. Mackay;Michael W. Brown;Lance D. Currie

  • A Simple Model to Describe the Dissolution of Phosphate Rock in Soil

    Alec D. Mackay;J. K. Syers;R. W. Tillman;P. E. H. Gregg

  • Partitioning and translocation of photosynthetically fixed 14C in grazed hill pastures

    S. Saggar;C. Hedley;A. D. Mackay

  • Earthworms as a factor in the reduction of soil crusting

    Eileen J. Kladivko;Alec D. Mackay;Joe M. Bradford

  • Controlling internal parasites in grazing ruminants without recourse to anthelmintics: approaches, experiences and prospects

    J.H. Niezen;W.A.G. Charleston;J. Hodgson;A.D. Mackay

  • Effect of soil moisture and phosphate level on root hair growth of corn roots

    A. D. Mackay;S. A. Barber

  • Soil microbial biomass, C and N mineralization and enzyme activities in a hill pasture: Influence of season and slow-release P and S fertilizer

    D.J. Ross;T.W. Speir;H.A. Kettles;A.D. Mackay

  • Unpacking systemic innovation capacity as strategic ambidexterity: How projects dynamically configure capabilities for agricultural innovation

    James A. Turner;Laurens Klerkx;Toni White;Tracy Nelson

  • Effect of nitrogen on root growth of two corn genotypes in the field

    Unknown

  • Root growth and phosphorus and potassium uptake by two corn genotypes in the field

    SA Barber;AD Mackay

  • Soil Moisture Effect on Potassium Uptake by Corn1

    Unknown

  • A nutrient-transfer model to explain the fate of phosphorus and sulphur in a Grazed Hill-Country pasture

    S. Saggar;A.D. Mackay;M.J. Hedley;M.G. Lambert

  • Soil fauna in grazed New Zealand hill country pastures at two management intensities

    N.L. Schon;A.D. Mackay;M.A. Minor;G.W. Yeates

  • Effect of fertilizer, herbicide and grazing management of pastures on plant and soil communities.

    Roger L. Parfitt;Gregor W. Yeates;Des J. Ross;Nicole L. Schon

  • Cadmium Distribution in Hill Pastures as Influenced by 20 Years of Phosphate Fertilizer Application and Sheep Grazing

    P Loganathan;AD Mackay;J Lee;MJ Hedley

  • An ecosystem services approach to the quantification of shallow mass movement erosion and the value of soil conservation practices

    E.J. Dominati;A. Mackay;B. Lynch;N. Heath

  • Cattle treading effects on sediment loss and water infiltration.

    J.R. Russell;K. Betteridge;D.A. Costall;A.D. Mackay

  • Phosphorus and potassium uptake by corn in conservation tillage systems

    A. D. Mackay;E. J. Kladivko;S. A. Barber;D. R. Griffith

Frequent Co-Authors

M. J. Hedley
M. J. Hedley Massey University
Des J. Ross
Des J. Ross Landcare Research
John G. Hodgson
John G. Hodgson University of Sheffield
Roger L. Parfitt
Roger L. Parfitt Landcare Research
Gregor W. Yeates
Gregor W. Yeates Landcare Research
Surinder Saggar
Surinder Saggar Landcare Research
Eileen J. Kladivko
Eileen J. Kladivko Purdue University West Lafayette
Steve Green
Steve Green Plant & Food Research
J. K. Syers
J. K. Syers Massey University
Carolyn Hedley
Carolyn Hedley Landcare Research

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