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Environmental Sciences
New Zealand
2026
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Plant Science and Agronomy
New Zealand
2026

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Plant Science and Agronomy 70 705 649 4 3 280 19507
Environmental Sciences 71 1578 1500 6 5 287 19748

Hong J. Di publications per year

The chart shows the history of publications by Hong J. Di between 1994 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Hong J. Di published across 32 years, from 1994 to 2025, averaging 10.3 papers a year. Output peaked at 23 publications in 2016. 25 of the 328 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1994 to 2025. Vertical axis: number of publications, 0 to 23. Peak 23 publications in 2016. 1994: 1 publication 1995: 5 publications 1996: 0 publications 1997: 3 publications 1998: 3 publications 1999: 3 publications 2000: 5 publications 2001: 4 publications 2002: 11 publications 2003: 5 publications 2004: 17 publications 2005: 10 publications 2006: 6 publications 2007: 12 publications 2008: 6 publications 2009: 5 publications 2010: 12 publications 2011: 9 publications 2012: 9 publications 2013: 10 publications 2014: 16 publications 2015: 11 publications 2016: 23 publications 2017: 15 publications 2018: 17 publications 2019: 20 publications 2020: 17 publications 2021: 20 publications 2022: 16 publications 2023: 12 publications 2024: 18 publications 2025: 7 publications
1994 2025

328 publications in total across all disciplines

View publications per year as a table
Hong J. Di: publications per year, 1994 to 2025
Year Publications
1994 1
1995 5
1996 0
1997 3
1998 3
1999 3
2000 5
2001 4
2002 11
2003 5
2004 17
2005 10
2006 6
2007 12
2008 6
2009 5
2010 12
2011 9
2012 9
2013 10
2014 16
2015 11
2016 23
2017 15
2018 17
2019 20
2020 17
2021 20
2022 16
2023 12
2024 18
2025 7
Total 328
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Hong J. Di 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 Hong J. Di sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 88 bars. Horizontal axis: publications, 36–40 to 467+. Vertical axis: number of scientists, 0 to 255. Most scientists, 255, have 111–115 publications. The last bar groups every scientist with 467 publications or more. The highlighted bar, 276–280 publications, is where this scientist sits. 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
36–40 publications 467+

This scientist: 280 publications — 91st percentile

91% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Plant Science and Agronomy scientists by publication count, Research.com 2026 ranking edition. Based on 6,494 ranked scientists.
Publications Scientists This scientist
36–40 2
41–45 7
46–50 40
51–55 58
56–60 60
61–65 107
66–70 130
71–75 153
76–80 191
81–85 199
86–90 206
91–95 218
96–100 226
101–105 227
106–110 247
111–115 255
116–120 253
121–125 233
126–130 219
131–135 201
136–140 194
141–145 176
146–150 157
151–155 147
156–160 151
161–165 159
166–170 137
171–175 128
176–180 126
181–185 98
186–190 114
191–195 100
196–200 90
201–205 71
206–210 98
211–215 70
216–220 86
221–225 61
226–230 58
231–235 53
236–240 64
241–245 39
246–250 46
251–255 51
256–260 36
261–265 44
266–270 35
271–275 30
276–280 33 280
281–285 35
286–290 36
291–295 26
296–300 26
301–305 31
306–310 30
311–315 21
316–320 29
321–325 14
326–330 15
331–335 15
336–340 17
341–345 15
346–350 12
351–355 17
356–360 18
361–365 12
366–370 11
371–375 6
376–380 6
381–385 11
386–390 9
391–395 10
396–400 8
401–405 4
406–410 9
411–415 11
416–420 4
421–425 7
426–430 4
431–435 3
436–440 5
441–445 8
446–450 6
451–455 7
456–460 5
461–465 6
466 2
467+ 99
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Hong J. Di 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 Hong J. Di sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 80 bars. Horizontal axis: D-Index, 30 to 109+. Vertical axis: number of scientists, 0 to 288. Most scientists, 288, have 34 D-Index. The last bar groups every scientist with 109 D-Index or more. The highlighted bar, 70 D-Index, is where this scientist sits. 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: 70 D-Index — 89th percentile

89% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Plant Science and Agronomy scientists by D-index, Research.com 2026 ranking edition. Based on 6,494 ranked scientists.
D-Index Scientists This scientist
30 200
31 236
32 253
33 283
34 288
35 240
36 246
37 243
38 247
39 229
40 232
41 230
42 228
43 219
44 193
45 164
46 158
47 143
48 131
49 127
50 122
51 122
52 110
53 102
54 98
55 79
56 85
57 88
58 91
59 62
60 61
61 59
62 54
63 61
64 59
65 58
66 41
67 49
68 39
69 32
70 40 70
71 47
72 38
73 28
74 29
75 28
76 22
77 21
78 25
79 26
80 19
81 16
82 12
83 16
84 14
85 11
86 17
87 13
88 10
89 12
90 18
91 16
92 16
93 17
94 12
95 8
96 9
97 9
98 11
99 12
100 5
101 8
102 4
103 11
104 5
105 9
106 7
107 4
108 8
109+ 99
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Research.com Recognitions

  • 2026 - Research.com Environmental Sciences in New Zealand Leader Award
  • 2026 - Research.com Plant Science and Agronomy in New Zealand Leader Award
  • 2025 - Research.com Plant Science and Agronomy in New Zealand Leader Award
  • 2016 - Fellow of the Royal Society of New Zealand

Overview

Hong J. Di is affiliated with Lincoln University in New Zealand and has a research focus spanning Environmental Science, Agricultural and Biological Sciences, and Medicine. Their extensive body of work includes significant contributions to soil science, environmental chemistry, and plant science, with an emphasis on nutrient dynamics and microbial ecology.

Their research interests notably cover areas such as:

  • Soil and Water Nutrient Dynamics
  • Soil Carbon and Nitrogen Dynamics
  • Wastewater Treatment and Nitrogen Removal
  • Gout, Hyperuricemia, Uric Acid
  • Constructed Wetlands for Wastewater Treatment
  • Microbial Community Ecology and Physiology
  • Phosphorus and Nutrient Management

Among the key publication venues for Hong J. Di are:

  • The Science of The Total Environment
  • Journal of Soils and Sediments
  • New Zealand Journal of Agricultural Research
  • SSRN Electronic Journal
  • Agriculture Ecosystems & Environment

Some of the frequently collaborating co-authors include:

  • Keith C. Cameron
  • Xuejun Zeng
  • Xinxin Han
  • Yun Zhang
  • Ju-Pei Shen

Selected recent papers by Hong J. Di provide insight into practical and ecological aspects of soil and environmental science, including:

  • The application of Bacillus Megaterium alters soil microbial community composition, bioavailability of soil phosphorus and potassium, and cucumber growth in the plastic shed system of North China (2020), published in Agriculture Ecosystems & Environment
  • Hyperuricemia and gout increased the risk of long-term mortality in patients with heart failure: insights from the National Health and Nutrition Examination Survey (2023), published in Journal of Translational Medicine
  • Response of nitrate leaching to no-tillage is dependent on soil, climate, and management factors: A global meta-analysis (2023), published in Global Change Biology
  • Response of soil microbial communities to continuously mono-cropped cucumber under greenhouse conditions in a calcareous soil of north China (2020), published in Journal of Soils and Sediments
  • Exploration of the association between serum uric acid and testosterone in adult males: NHANES 2011-2016 (2021), published in Translational Andrology and Urology

Hong J. Di's contributions have been recognized through the designation as a Fellow of the Royal Society of New Zealand in 2016.

Best Publications

  • Nitrogen losses from the soil/plant system: a review

    K.C. Cameron;H.J. Di;J.L. Moir

  • Nitrate leaching in temperate agroecosystems: sources, factors and mitigating strategies

    H.J. Di;K.C. Cameron

  • Nitrification driven by bacteria and not archaea in nitrogen-rich grassland soils

    H. J. Di;K. C. Cameron;J. P. Shen;C. S. Winefield

  • Quantitative analyses of the abundance and composition of ammonia-oxidizing bacteria and ammonia-oxidizing archaea of a Chinese upland red soil under long-term fertilization practices

    Ji-zheng He;Ju-pei Shen;Li-mei Zhang;Yong-guan Zhu

  • Ammonia‐oxidizing bacteria and archaea grow under contrasting soil nitrogen conditions

    Hong J. Di;Keith C. Cameron;Ju-Pei Shen;Chris S. Winefield

  • THE USE OF A NITRIFICATION INHIBITOR, DICYANDIAMIDE (DCD), TO DECREASE NITRATE LEACHING AND NITROUS OXIDE EMISSIONS IN A SIMULATED GRAZED AND IRRIGATED GRASSLAND

    H.J. Di;K.C. Cameron

  • Gross nitrogen mineralization and nitrification rates and their relationships to enzyme activities and the soil microbial biomass in soils treated with dairy shed effluent and ammonium fertilizer at different water potentials

    M. Zaman;H. J. Di;K. C. Cameron;C. M. Frampton

  • Effect of soil moisture status and a nitrification inhibitor, dicyandiamide, on ammonia oxidizer and denitrifier growth and nitrous oxide emissions in a grassland soil

    Hong J. Di;Keith C. Cameron;Andriy Podolyan;Aimee Robinson

  • Comparison of the effectiveness of a nitrification inhibitor, dicyandiamide, in reducing nitrous oxide emissions in four different soils under different climatic and management conditions

    H. J. Di;K. C. Cameron;R. R. Sherlock

  • Influence of organic and mineral amendments on microbial soil properties and processes

    Christine H. E. Stark;Christine H. E. Stark;Leo M. Condron;Alison Stewart;Hong J. Di

  • Is soil an appropriate dumping ground for our wastes

    K. C. Cameron;H. J. Di;R. G. McLaren

  • Reducing environmental impacts of agriculture by using a fine particle suspension nitrification inhibitor to decrease nitrate leaching from grazed pastures

    H.J. Di;K.C. Cameron

  • pH-dependent distribution of soil ammonia oxidizers across a large geographical scale as revealed by high-throughput pyrosequencing

    Hang-Wei Hu;Li-Mei Zhang;Yu Dai;Hong-Jie Di

  • Nitrate leaching losses and pasture yields as affected by different rates of animal urine nitrogen returns and application of a nitrification inhibitor—a lysimeter study

    Hong J. Di;Keith C. Cameron

  • Characterization of organic phosphorus in leachate from a grassland soil

    Gurpal S. Toor;Leo M. Condron;Hong J. Di;Keith C. Cameron

  • Nutrient management in New Zealand pastures— recent developments and future issues

    R. M. Monaghan;M. J. Hedley;H. J. Di;R. W. McDowell

  • A review of ammonia-oxidizing bacteria and archaea in Chinese soils.

    Ju-Pei Shen;Li-Mei Zhang;Hong J. Di;Ji-Zheng He

  • Effects of temperature and application rate of a nitrification inhibitor, dicyandiamide (DCD), on nitrification rate and microbial biomass in a grazed pasture soil

    H. J. Di;K. C. Cameron

  • Mitigation of nitrous oxide emissions in spray‐irrigated grazed grassland by treating the soil with dicyandiamide, a nitrification inhibitor

    H.J. Di;K.C. Cameron

  • The spatial coverage of dairy cattle urine patches in an intensively grazed pasture system

    James L. Moir;Keith C. Cameron;Hong J. Di;Ulrike Fertsak

  • Inhibition of nitrification to mitigate nitrate leaching and nitrous oxide emissions in grazed grassland: a review

    Hong Jie Di;Keith C. Cameron

  • Nitrous oxide emissions from grazed grassland as affected by a nitrification inhibitor, dicyandiamide, and relationships with ammonia-oxidizing bacteria and archaea

    Hong J. Di;Keith C. Cameron;Rob R. Sherlock;Ju-Pei Shen

  • Inhibition of ammonium oxidation by a liquid formulation of 3,4-Dimethylpyrazole phosphate (DMPP) compared with a dicyandiamide (DCD) solution in six new Zealand grazed grassland soils

    Hong Jie Di;Keith C. Cameron

  • Nitrous oxide emissions from two dairy pasture soils as affected by different rates of a fine particle suspension nitrification inhibitor, dicyandiamide

    H. J. Di;K. C. Cameron

  • A field study of gross rates of N mineralization and nitrification and their relationships to microbial biomass and enzyme activities in soils treated with dairy effluent and ammonium fertilizer

    M. Zaman;H.J. Di;K.C. Cameron

Frequent Co-Authors

Keith C. Cameron
Keith C. Cameron Lincoln University
Ji-Zheng He
Ji-Zheng He University of Melbourne
Tim J. Clough
Tim J. Clough Lincoln University
Ju-Pei Shen
Ju-Pei Shen Chinese Academy of Sciences
Jiafa Luo
Jiafa Luo AgResearch
Leo M. Condron
Leo M. Condron Lincoln University
Weixin Ding
Weixin Ding Chinese Academy of Sciences
Li-Mei Zhang
Li-Mei Zhang Chinese Academy of Sciences
Karl G. Richards
Karl G. Richards Teagasc - The Irish Agriculture and Food Development Authority
Gurpal S. Toor
Gurpal S. Toor University of Maryland, College Park

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