References
Anderson AD, Burras CL, Turk J, Young R, Jelinski N, Moorberg C, Presley
D, Osterloh K, Dere A, Clark K 2024. An updated method for identifying
the formative factors in soil structure. Soil Science Society of America
Journal [Internet]. 88(6):2362–2369. https://doi.org/10.1002/saj2.20771
Avery BW 1980. Soil classification for england and wales (higher
categories). Rothamstead Experimental Station, Harpenden, England: Soil
Survey of England; Wales.
Barringer JRF, Pairman D, McNeill SJ 2002. Development of a
high-resolution digital elevation model for new zealand. Wellington, New
Zealand.
Beck HE, McVicar TR, Vergopolan N, Berg A, Lutsko NJ, Dufour A, Zeng Z,
Jiang X, Van Dijk AIJM, Miralles DG 2023. High-resolution (1 km)
Köppen-Geiger maps for 19012099 based on constrained CMIP6
projections. Scientific Data [Internet]. 10(1):724. https://doi.org/10.1038/s41597-023-02549-6
Beck HE, Zimmermann NE, McVicar TR, Vergopolan N, Berg A, Wood EF 2018.
Present and future Köppen-Geiger climate classification maps at 1-km
resolution. Scientific Data [Internet]. 5(1):180214. https://doi.org/10.1038/sdata.2018.214
Berkowitz JF, VanZomeren CM, Currie SJ, Vasilas L 2017. Application of
α,α’-dipyridyl dye for hydric soil identification. Soil
Science Society of America Journal [Internet]. 81(3):654–658. https://doi.org/10.2136/sssaj2016.12.0431
Beyer L 2000. Properties, formation, and geo-ecological significance of
organic soils in the coastal region of east antarctica (wilkes land).
CATENA [Internet]. 39(2):79–93. https://doi.org/10.1016/S0341-8162(99)00090-9
Bigham JM, Ciolkosz EJ 1993. Soil color. Madison, USA: Soil Science
Society of America.
Brabyn L 1998. GIS analysis of macro landform. In:
Proceedings of the spatial information research centre’s 10th colloquium
[Internet]. University of Otago, Dunedin, New Zealand: University of
Otago; p. 35–48. https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=899459bd9204e585bdd93a416efa45395e13b338
Childs CW 1981. Field tests for ferrous iron and ferric-organic
complexes (on exchange sites or in water-soluble forms) in soils. Soil
Research [Internet]. 19(2):175–180. https://doi.org/10.1071/SR9810175
Childs CW, Whitton JS 1990. 14th international congress of soil science.
[Internet]. In: Vol. VII. Kyoto, Japan: IUSS; p. 10–16. https://www.cabdirect.org/cabdirect/abstract/19911958099
Churchman JG, Lowe DJ 2012. Alteration, formation, and occurrence of
minerals in soils. [Internet]. In: Huang PM, Li Y, Sumner ME, editors.
Vol. 1. 2nd ed. [place unknown]: CRC Press; p. 72. https://doi.org/10.1201/b16386
Clayden B, Hewitt AE 2015. Horizon notation for new zealand soils.
[Internet]. 4th ed. Lincoln, New Zealand: Manaaki Whenua Press. https://doi.org/10.7931/DL1001
Conrad O, Bechtel B, Bock M, Dietrich H, Fischer E, Gerlitz L, Wehberg
J, Wichmann V, Böhner J 2015. System for automated geoscientific
analyses (SAGA) v. 2.1.4. Geoscientific Model Development [Internet].
8(7):1991–2007. https://doi.org/10.5194/gmd-8-1991-2015
Davis K, Peabody B, Leach P 2024. Universally unique IDentifiers
(UUIDs). [Internet]. https://www.rfc-editor.org/rfc/rfc9562.html
Dekker LW, Ritsema CJ, Oostindie K, Moore D, Wesseling JG 2009. Methods
for determining soil water repellency on field-moist
samples. Water Resources Research [Internet]. 45(4):2008WR007070. https://doi.org/10.1029/2008WR007070
Dixon JL, Chadwick OA, Vitousek PM 2016. Climate-driven thresholds for
chemical weathering in postglacial soils of new zealand. Journal of
Geophysical Research: Earth Surface [Internet]. 121(9):1619–1634. https://doi.org/10.1002/2016jf003864
Drohan PJ, Thompson JA, Lindbo DL, Beaudette DE, Dadio SD 2020.
Redefining the fragipan to improve field recognition and land use
relevance. Soil Science Society of America Journal [Internet].
84(4):1055–1066. https://doi.org/10.1002/saj2.20098
Emerson WW 2002. Emerson dispersion test. In: Cresswell HP, McKenzie NJ,
Coughlan KJ, editors. Soil physical measurement and interpretation for
land evaluation [Internet]. Collingwood, Victoria: CSIRO Publishing; p.
190–199. https://www.publish.csiro.au/book/3147/
Fieldes M, Perrott KW 1966. The nature of allophane in soils, part 3 -
rapid field and laboratory test for allophane. New Zealand Journal of
Science [Internet]. 9:623–629. https://www.google.co.nz/books/edition/The_Nature_of_Allophane_in_Soils/3UD9cQAACAAJ?hl=en
Garr CE, Fitzharris BB 1991. A climate classification of new zealand
based on numerical techniques. New Zealand Geographer [Internet].
47(2):60–71. https://doi.org/10.1111/j.1745-7939.1991.tb02001.x
Geoscience Australia 2016. Simple lithology. [Internet]. https://vocabs.ardc.edu.au/viewById/56
GRASS Development Team 2023. Geographic resources analysis support
system (GRASS) software. [Internet]. USA: Open Source Geospatial
Foundation. https://grass.osgeo.org
Gray JM, Bishop TFA, Wilford JR 2016. Lithology and soil relationships
for soil modelling and mapping. CATENA [Internet]. 147:429–440. https://doi.org/10.1016/j.catena.2016.07.045
Grealish G 2017. New zealand soil mapping protocols and guidelines.
Palmerston North, New Zealand.
Greco SE, Girvetz EH, Larsen EW, Mann JP, Tuil JL, Lowney C 2008.
Relative elevation topographic surface modelling of a large alluvial
river floodplain and applications for the study and management of
riparian landscapes. Landscape Research [Internet]. 33(4):461–486. https://doi.org/10.1080/01426390801949149
Griffiths E 1985. Interpretation of soil morphology for assessing
moisture movement and storage. [Internet]. Havelock North, New Zealand.
https://doi.org/10.7931/DL1-SBSR-74
Griffiths E 1991. Assessing soil permeability class from soil
morphology. [Internet]. Havelock North, New Zealand. https://doi.org/10.7931/6G9W-AG26
Griffiths E, Webb TH, Watt JPC, Singleton PL 1999. Development of soil
morphological descriptors to improve field estimation of hydraulic
conductivity. Soil Research [Internet]. 37(5):971. https://doi.org/10.1071/SR98066
Grover SPP, Baldock JA 2013. The link between peat hydrology and
decomposition: Beyond von post. Journal of Hydrology [Internet].
479:130–138. https://doi.org/10.1016/j.jhydrol.2012.11.049
Guggenheim S, Martin RT 1995. Definition of clay and clay mineral: Joint
report of the aipea nomenclature and CMS nomenclature committees. Clays
and Clay Minerals [Internet]. 43(2):255–256. https://doi.org/10.1346/CCMN.1995.0430213
Hammond EH 1954. Small-scale continental landform maps. Annals of the
Association of American Geographers [Internet]. 44(1):33–42. https://doi.org/10.1080/00045605409352120
Harmsworth GR 2022. Soil security: An indigenous Māori
perspective from Aotearoa-New Zealand. Soil security. Palmerston North,
New Zealand.
Harmsworth GR, Roskruge N 2014a. Indigenous Māori Values,
Perspectives, and Knowledge of Soils in Aotearoa-New Zealand A. Beliefs,
and Concepts of Soils, the Environment, and Land. In: Churchman JG,
Landa ER, editors. [place unknown]: CRC Press; p. 112–124.
Harmsworth GR, Roskruge N 2014b. Indigenous Māori Values, Perspectives,
and Knowledge of Soils in Aotearoa-New Zealand B. Māori use and
knowledge of soils over time. In: Churchman JG, Landa ER, editors. The
Soil Underfoot: Infinite possibilities for a finite resource. [place
unknown]: CRC Press; p. 257–266.
Heck RJ 2017. Characterizing sites, soils & substrates in ontario.
Guelph, Ontario: SES, School of environmental sciences.
Hewitt AE 2010. New zealand soil classification (v. 3.0). [Internet].
3rd ed. Wellington, New Zealand: Manaaki Whenua Press. https://doi.org/10.7931/DL1-LRSS-1-2010
Hewitt AE, Balks MR, Lowe DJ 2021. The soils of aotearoa new zealand.
[Internet]. 1st ed. Switzerland: Springer Nature Switzerland. https://doi.org/10.1007/978-3-030-64763-6
Hewitt AE, MWLR Pedology Staff, 2024. New zealand soil classification
(draft 4th edition). [Internet]. 4th ed. Wellington, New Zealand:
Manaaki Whenua Landcare Research. https://soils.landcareresearch.co.nz/topics/soil-classification/nzsc/nzsc-wg
Hewitt AE, MWLR Pedology Staff, 2025. New zealand soil classification.
4th ed. Wellington, New Zealand: Manaaki Whenua Landcare Research. https://doi.org/10.7931/DL1-LRSS-1-2010
Hurst JB, Allen RB, Fergus AJ 2022. The recce method for describing new
zealand vegetation - a manual. [Internet]. Lincoln, Canterbury, New
Zealand. https://doi.org/10.7931/p48h-zb65
International Organization for Standardization 2019. Date and time -
representations for information interchange - part 1: Basic rules.
[Internet]. https://www.iso.org/standard/70907.html
IUSS Working Group WRB 2022. World reference base for soil resources:
International soil classification system for naming soils and creating
legends for soil maps. [Internet]. 4th ed. Vienna, Austria:
International Union of Soil Scientists. https://wrb.isric.org/
Jasiewicz J, Stepinski TF 2013. Geomorphons a pattern
recognition approach to classification and mapping of landforms.
Geomorphology [Internet]. 182:147–156. https://doi.org/10.1016/j.geomorph.2012.11.005
Jenny H 1941. The factors of soil formation - a system of quantitative
pedology. [Internet]. New York: McGraw-Hill. https://soilandhealth.org/wp-content/uploads/01aglibrary/010159.Jenny.pdf
Johnson P, Gerbeaux P 2004. Wetland types in new zealand. [Internet].
Wellington, New Zealand: New Zealand Department of Conservation. https://www.doc.govt.nz/documents/science-and-technical/wetlandsbw.pdf
Juilleret J, Dondeyne S, Vancampenhout K, Deckers J, Hissler C 2016.
Mind the gap: A classification system for integrating the subsolum into
soil surveys. Gerderma [Internet]. 264:332–339. https://doi.org/10.1016/j.geoderma.2015.08.031
Kalra YP, Maynard DG 1991. Methods manual for forest soil and plant
analysis. [Internet]. Edmonton, Alberta, Canada. https://ostrnrcan-dostrncan.canada.ca/handle/1845/235139
Kirillova NP, Zhang Y, Hartemink AE, Zhulidova DA, Artemyeva ZS,
Khomyakov DM 2021. Calibration methods for measuring the color of moist
soils with digital cameras. CATENA [Internet]. 202:105274. https://doi.org/10.1016/j.catena.2021.105274
Klingenfuß C, Roßkopf N, Walter J, Heller C, Zeitz J 2014. Soil organic
matter to soil organic carbon ratios of peatland soil substrates.
Geoderma [Internet]. 235-236:410–417. https://doi.org/10.1016/j.geoderma.2014.07.010
Köppen WP 1936. Das geographische System der Klimat (The Geographical
System of the Climate). [Internet]. Berlin, Germany: Gebrüder
Borntraeger. https://commons.wikimedia.org/wiki/File:Das_geographische_System_der_Klimate_(1936).pdf
Kottek M, Grieser J, Beck C, Rudolf B, Rubel F 2006. World map of the
köppen-geiger climate classification updated. Meteorologische
Zeitschrift [Internet]. 15(3):259–263. https://doi.org/10.1127/0941-2948/2006/0130
Landcare Research New Zealand Ltd 2020. New zealand land cover database
v5.0. [Internet]. https://doi.org/10.26060/W5B4-WK93
Law R 2024. Land use information system - land use classification
framework. [Internet]. Palmerston North, New Zealand. https://digitallibrary-landcareresearch-co-nz.landcareresearch.idm.oclc.org/digital/collection/p20022coll23/id/11494/rec/1
Lilburne LR, Webb TH, Hewitt AE, Lynn IH, De Pauw B, Vickers S 2021.
S-map manual - data definitions. Lincoln, Canterbury, New Zealand.
LINZ 2025a. New zealand LiDAR 1m DEM. [Internet]. https://data.linz.govt.nz/layer/121859-new-zealand-lidar-1m-dem/
LINZ 2025b. Understanding datums and projections. [Internet]. https://www.linz.govt.nz/guidance/geodetic-system/coordinate-systems-used-new-zealand/understanding-datums-and-projections
Löffler E 1977. Geomorphology of papua new guinea. Canberra, ACT,
Australia: Australian National University Press.
Loveland PJ, Whalley WR 2001. Particle size analysis. [Internet]. In:
Smith KA, Mullins CE, editors. 2nd ed. New York, NY, USA: Marcell
Dekker, Inc; p. 281–314. https://doi.org/10.1201/9780203908600
Lynn IH, Crippen TF 1991. Rock type classification for the new zealand
land resource inventory. [Internet]. Lower Hutt, New Zealand: DSIR Land
Resources. https://doi.org/10.7931/DL1-DLRSR-10
Lynn IH, Manderson AK, Page MJ, Harmsworth GR, Eyles GO, Douglas GB,
Mackay AD, Newsome PJF 2009. Land use capability survey handbook - a new
zealand handbook for the classification of land. [Internet]. 3rd ed.
Hamilton [N.Z.] Lincoln [N.Z.] Lower Hutt [N.Z.]: AgResearch Ltd,
Hamilton; Landcare Research New Zealand Ltd, Lincoln; Institute of
Geological; Nuclear Sciences Ltd, Lower Hutt. https://doi.org/10.7931/DL1MG6
Manaaki Whenua Landcare Research 2018. New zealand land cover database
(LCDB) classes at version 5. [Internet]. https://doi.org/10.26060/W5B4-WK93
Mancini M, Weindorf DC, Monteiro MEC, De Faria ÁJG, Dos Santos Teixeira
AF, De Lima W, De Lima FRD, Dijair TSB, Marques FD, Ribeiro D, et al.
2020. From sensor data to munsell color system: Machine learning
algorithm applied to tropical soil color classification via
nix pro sensor. Geoderma [Internet]. 375:114471. https://doi.org/10.1016/j.geoderma.2020.114471
McCarthy JK, Leathwick JR, Roudier P, Barringer JRF, Etherington TR,
Morgan FJ, Odgers NP, Price RH, Wiser SK, Richardson SJ 2021. New
zealand environmental data stack (NZEnvDS): A standardised collection of
spatial layers for environmental modelling and site characterisation.
New Zealand Journal of Ecology [Internet]. 45(2):3440. https://doi.org/10.20417/nzjecol.45.31
McCormick T, Heaven RE 2023. The british geological survey rock
classification scheme, its representation as linked data, and a
comparison with some other lithology vocabularies. Applied Computing and
Geosciences [Internet]. 20:100140. https://doi.org/10.1016/j.acags.2023.100140
McKenzie NJ, Grundy MJ, Webster R, Ringrose-Voase AJ 2008. Guidelines
for surveying soil and land resources. [Internet]. 2nd ed. Collingwood,
Victoria: CSIRO Publishing. http://www.publish.csiro.au/book/5650/
Milne JDG, Clayden B, Singleton PL, Wilson AD 1995. Soil description
handbook. [Internet]. Revised. Lincoln, Canterbury, New Zealand: Manaaki
Whenua Press. https://doi.org/10.7931/DL1JG6
Minasny B, McBratney AlexB 2001. The australian soil texture boomerang:
A comparison of the australian and USDA/FAO soil particle-size
classification systems. Soil Research [Internet]. 39(6):1443–1451. https://doi.org/10.1071/SR00065
Molloy L 1998. The living mantle: Soils in the new zealand landscape.
[Internet]. 2nd ed. Wellington, New Zealand: Mallinson Rendel. https://nzsss.science.org.nz/books/
Moreno-Maroto JM, Alonso-Azcárate J 2022. Evaluation of the USDA soil
texture triangle through atterberg limits and an alternative
classification system. Applied Clay Science [Internet]. 229:106689. https://doi.org/10.1016/j.clay.2022.106689
Munsell Color Company 2009. Munsell soil colour charts. [Internet]. 2009
revised. Grand Rapids, MI, USA: Pantone. https://munsell.com/
National Center for Biotechnology Information 2024. PubChem compound
summary for CID 1474, 2,2’-bipyridine. [Internet]. https://pubchem.ncbi.nlm.nih.gov/compound/2_2_-Bipyridine
National Committee on Soil and Terrain 2024. Australian soil and land
survey field handbook. [Internet]. 4th ed. Clayton, Victoria, Australia:
CSIRO Publishing. https://www.publish.csiro.au/ebook/download/pdf/8129
New Zealand Geotechnical Society 2005. Field description of soil and
rock: Guideline for the field classification and description of soil and
rock for engineering purposes. [Internet]. Burns D, Farquar G, Mills M,
Williams A, editors. Wellington, New Zealand: New Zealand Geotechnical
Society, Inc. https://www.nzgs.org/libraries/field-description-of-soil-and-rock/
OECD 2001. Environmental indicators for agriculture: Methods and results
volume 3. [Internet]. [place unknown]: OECD. https://doi.org/10.1787/9789264188556-en
Olson PL, Legg NT, Abbe TB, Reinhart MA, Radloff JK 2014. A methodology
for delineating planning-level channel migration zones.
[Internet].Washington (State). Dept. of Ecology, editor. (14-06-025). https://rosap.ntl.bts.gov/view/dot/27892
Pantone 2017. Munsell soil color book. [Internet]. https://www.pantone.com/products/munsell/munsell-soil-color-book
Post L von 1922. Sveriges geologiska undersöknings torvinventering och
några av dess hittills vunna resultat. Svenska Mosskulturföreningens
Tidskrift [Internet]. 37(1):1–27. https://publications.slu.se/?file=publ/show&id=124005
Pribyl DW 2010. A critical review of the conventional SOC to SOM
conversion factor. Geoderma [Internet]. 156(3-4):75–83. https://doi.org/10.1016/j.geoderma.2010.02.003
Prietzel J, Wiesmeier M 2019. A concept to optimize the accuracy of soil
surface area and SOC stock quantification in mountainous landscapes.
Geoderma [Internet]. 356:113922. https://doi.org/10.1016/j.geoderma.2019.113922
Raupach M, Tucker BM 1959. The field determination of soil reaction.
Journal of the Australian Institute of Agricultural Science.
25(2):129–133.
Rayment GE, Lyons DJ 2011. Soil chemical methods: australasia.
[Internet]. Collingwood, Victoria: CSIRO Publishing. http://www.publish.csiro.au/book/6418
Robertson NG 1956. The delineation of natural areas in new zealand:
Climatic districts in new zealand. Proceedings of the New Zealand
Ecological Society [Internet]. 4(6):6. https://newzealandecology.org/nzje/2380
Roudier P, Manderson A, Hedley C 2016. Advances towards quantitative
assessments of soil profile properties. [Internet]. In: Hartemink AE,
Minasny B, editors. Switzerland: Springer International Publishing; p.
113–132. https://doi.org/10.1007/978-3-319-28295-4_8
Ryan PJ, Wilson PR 2008. Field operations. In: Guidelines for surveying
soil and land resources. 2nd ed. Collingwood, Victoria, Australia:
CSIRO Publishing; p. 241–262.
Salley SW, Herrick JE, Holmes CV, Karl JW, Levi MR, McCord SE, Waal C
van der, Van Zee JW 2018. A comparison of soil texture-by-feel
estimates: Implications for the citizen soil scientist. Soil Science
Society of America Journal [Internet]. 82(6):1526–1537. https://doi.org/10.2136/sssaj2018.04.0137
Sapkota Y, Duball C, Vaughan K, Rabenhorst MC, Berkowitz JF 2022.
Indicator of reduction in soil (IRIS) devices: A review. Science of The
Total Environment [Internet]. 852:158419. https://doi.org/10.1016/j.scitotenv.2022.158419
Schoeneberger PJ, Wysocki DA, Benham EC, Soil Survey Staff 2012. Field
book for describing and sampling soils, version 3.0. [Internet].
Lincoln, NE, USA: Natural Resources Conservation Service, National Soil
Survey Center. https://www.nrcs.usda.gov/sites/default/files/2022-09/field-book.pdf
Shepherd TG 2000. Visual soil assessment: Volume 1 - field guide for
cropping and pastoral grazing on flat to rolling country. Visual soil
assessment [Internet]. https://www.landcareresearch.co.nz/publications/vsa-field-guide/
Shepherd TG, Janssen H 2000. Visual soil assessment: Volume 3 - field
guide for hill country land uses. Visual soil assessment [Internet]. https://www.landcareresearch.co.nz/publications/vsa-field-guide/
Sinclair R, Nodi S, Kabir MA 2024. Evaluating mobile applications for
estimating soil properties: Quality of current apps, limitations and
future directions. Computers and Electronics in Agriculture [Internet].
216:108527. https://doi.org/10.1016/j.compag.2023.108527
Singers NJD, Rogers GM 2014. A classification of new zealand’s
terrestrial ecosystems. [Internet]. Wellington, New Zealand. https://www.doc.govt.nz/documents/science-and-technical/sfc325entire.pdf
Soil Survey Staff 2022. Keys to soil taxonomy. [Internet]. 13th ed. USA:
National Resources Conservation Service, United States Department of
Agriculture. https://www.nrcs.usda.gov/sites/default/files/2022-09/Keys-to-Soil-Taxonomy.pdf
Speight JG 1971. Log-normality of slope distributions. Zeitschrift für
Geomorphologie [Internet]. 15(3):290–311. https://doi.org/10.1127/zfg/15/1971/290
Speight JG, Biggs AJW, Morand D 2024. Landform. In: National Committee
on Soil and Terrain, editor. Australian soil and land survey field
handbook [Internet]. 4th ed. Melbourne, Victoria, Australia:
CSIRO Publishing; p. 13–56. https://www.publish.csiro.au/ebook/download/pdf/8129
Standards Australia 2017. Methods of testing soils for engineering
purposes - soil classification tests - dispersion - determination of
emerson class number of a soil. [Internet]. https://webstore.ansi.org/standards/sai/12892017?srsltid=AfmBOopeKLaMI3JjANKaLyje_JC8dLF8nwQaQliXiF4InD0n4Qa59RKr
Standards New Zealand NZS 4402.1:1986. Methods of testing soils for
civil engineering purposes - preliminary and general.
Stats NZ 2023a. Regional council 2023 (generalised). [Internet]. https://datafinder.stats.govt.nz/layer/111182-regional-council-2023-generalised/
Stats NZ 2023b. Territorial authority 2023 (generalised). [Internet]. https://datafinder.stats.govt.nz/layer/111194-territorial-authority-2023-generalised/
Sturman AP, McGowan HA, Spronken-Smith RA 1999. Mesoscale and local
climates in new zealand. Progress in Physical Geography: Earth and
Environment [Internet]. 23(4):611–635. https://doi.org/10.1177/030913339902300407
Sullivan L, Ward N, Toppler N, Lancaster G 2018a. National acid sulfate
soils guidance: National acid sulfate soils sampling and identification
methods manual. National acid sulfate soils guidance [Internet].
Canberra, ACT, Australia. https://www.waterquality.gov.au/sites/default/files/documents/sampling-identification-methods.pdf
Sullivan L, Ward N, Toppler N, Lancaster G 2018b. National acid sulfate
soils guidance: National acid sulfate soils identification and
laboratory methods manual. National acid sulfate soils guidance
[Internet]. Canberra, ACT, Australia. https://www.waterquality.gov.au/sites/default/files/documents/identification-laboratory-methods.pdf
Tavani S, Billi A, Corradetti A, Mercuri M, Bosman A, Cuffaro M, Seers
T, Carminati E 2022. Smartphone assisted fieldwork: Towards the digital
transition of geoscience fieldwork using LiDAR-equipped iPhones.
Earth-Science Reviews [Internet]. 227:103969. https://doi.org/10.1016/j.earscirev.2022.103969
Taylor NH, Pohlen IJ 1979. Soil survey method. A new zealand handbook
for the field study of soils. 3rd ed. Wellington, New Zealand: New
Zealand Department of Scientific; Industrial Research.
Tielidze LG, Eaves SR, Norton KP, Mackintosh AN 2021. Glacial
geomorphology of the ahuriri river valley, central southern alps, new
zealand. Journal of Maps [Internet]. 17(2):73–86. https://doi.org/10.1080/17445647.2021.1876777
Turner AK, Schuster RL 1996. Landslides: Investigation and mitigation.
Landslides [Internet]. Washington, D. C. https://onlinepubs.trb.org/Onlinepubs/sr/sr247/sr247.pdf
UN-FAO 2006. Guidelines for soil description. [Internet]. 4th ed. Rome,
Italy: UN-FAO. https://www.fao.org/3/a0541e/a0541e.pdf
Uuemaa E, Ahi S, Montibeller B, Muru M, Kmoch A 2020. Vertical accuracy
of freely available global digital elevation models (ASTER, AW3D30,
MERIT, TanDEM-x, SRTM, and NASADEM). Remote Sensing [Internet]. 12(21).
https://doi.org/10.3390/rs12213482
Vepraskas MJ 2015. Redoximorphic features for identifying aquic
conditions. [Internet]. North Carolina, USA. https://content.ces.ncsu.edu/redoximorphic-features-for-identifying-aquic-conditions
Webb TH, Lilburne LR 2011a. Criteria for defining the soil family and
soil sibling : The fourth and fifth categories of the new zealand soil
classification. [Internet]. 2nd ed. Christchurch, New Zealand: Manaaki
Whenua Press. https://doi.org/10.7931/DL1-LRSS-3-2011
Webb TH, Lilburne LR 2011b. Criteria for defining the soil family and
soil sibling : The fourth and fifth categories of the new zealand soil
classification. [Internet]. 2nd ed. Christchurch, New Zealand: Manaaki
Whenua Press. https://doi.org/10.7931/DL1-LRSS-3-2011
Weber CJ 2022. Plastics in soil description and surveys
practical considerations and field guide. Frontiers in Soil Science
[Internet]. 2:917490. https://doi.org/10.3389/fsoil.2022.917490
Whittington P, Koiter A, Watts D, Brewer A, Golubev V 2021. Bulk
density, particle density, and porosity of two species of
Sphagnum : Variability in measurement techniques
and spatial distribution. Soil Science Society of America Journal
[Internet]. 85(6):2220–2233. https://doi.org/10.1002/saj2.20327
WorkSafe New Zealand 2017. Excavation safety. [Internet]. https://www.worksafe.govt.nz/topic-and-industry/excavation/excavation-safety-gpg/
Worksafe New Zealand 2018. What the hazardous substances regulations
mean for you: 10 key things you need to know and do. [Internet].
Wellington: Worksafe Mahi Haumaru Aotearoa. https://www.worksafe.govt.nz
Wysocki DA, Schoeneberger PJ, LaGarry HE 2005. Soil surveys: A window to
the subsurface. Geoderma [Internet]. 126(1):167–180. https://doi.org/10.1016/j.geoderma.2004.11.012
Yokoyama R, Shirasawa M, Pike RJ 2002. Visualizing topography by
openness: A new application of image processing to digital elevation
models. Photogrammetric engineering and remote sensing [Internet].
68(3):257–265. https://www.asprs.org/wp-content/uploads/pers/2002journal/march/2002_mar_257-265.pdf