Changes
On October 21, 2026 at 9:09:38 PM UTC, not logged in:
-
Changed value of field
download_count
of resource TT772-2_citrus_water_use_harvest.xlsx to22
(previously21
) in Citrus orchard water use, transpiration crop coefficients and orchard data, South Africa (2013-2018)
| f | 1 | { | f | 1 | { |
| 2 | "agreement": "true", | 2 | "agreement": "true", | ||
| 3 | "alternative_identifier": "ISBN 978-0-6392-0061-3", | 3 | "alternative_identifier": "ISBN 978-0-6392-0061-3", | ||
| 4 | "author": null, | 4 | "author": null, | ||
| 5 | "author_email": null, | 5 | "author_email": null, | ||
| 6 | "authors": [ | 6 | "authors": [ | ||
| 7 | { | 7 | { | ||
| 8 | "author_department": "Department of Plant and Soil Sciences", | 8 | "author_department": "Department of Plant and Soil Sciences", | ||
| 9 | "author_email": "[CONFIRM]", | 9 | "author_email": "[CONFIRM]", | ||
| 10 | "author_name": "Teunis", | 10 | "author_name": "Teunis", | ||
| 11 | "author_organization": "Citrus Research International / | 11 | "author_organization": "Citrus Research International / | ||
| 12 | University of Pretoria", | 12 | University of Pretoria", | ||
| 13 | "author_surname": "Vahrmeijer" | 13 | "author_surname": "Vahrmeijer" | ||
| 14 | }, | 14 | }, | ||
| 15 | { | 15 | { | ||
| 16 | "author_department": "Department of Plant and Soil Sciences", | 16 | "author_department": "Department of Plant and Soil Sciences", | ||
| 17 | "author_email": "nicolette.taylor@up.ac.za", | 17 | "author_email": "nicolette.taylor@up.ac.za", | ||
| 18 | "author_name": "Nicolette", | 18 | "author_name": "Nicolette", | ||
| 19 | "author_organization": "University of Pretoria", | 19 | "author_organization": "University of Pretoria", | ||
| 20 | "author_surname": "Taylor", | 20 | "author_surname": "Taylor", | ||
| 21 | "contact_same_as_author": "false" | 21 | "contact_same_as_author": "false" | ||
| 22 | } | 22 | } | ||
| 23 | ], | 23 | ], | ||
| 24 | "citation_title": "VAHRMEIJER JT and TAYLOR NJ (2018) Quantifying | 24 | "citation_title": "VAHRMEIJER JT and TAYLOR NJ (2018) Quantifying | ||
| 25 | citrus water use and water stress at orchard level: Measurement and | 25 | citrus water use and water stress at orchard level: Measurement and | ||
| 26 | modelling of seasonal citrus water use for different growth stages and | 26 | modelling of seasonal citrus water use for different growth stages and | ||
| 27 | canopy sizes (Volume 2), WRC Report No. TT 772/2/18. Water Research | 27 | canopy sizes (Volume 2), WRC Report No. TT 772/2/18. Water Research | ||
| 28 | Commission, Pretoria.", | 28 | Commission, Pretoria.", | ||
| 29 | "contact_person": [ | 29 | "contact_person": [ | ||
| 30 | { | 30 | { | ||
| 31 | "contact_department": "[CONFIRM]", | 31 | "contact_department": "[CONFIRM]", | ||
| 32 | "contact_email": "nicolette.taylor@up.ac.za", | 32 | "contact_email": "nicolette.taylor@up.ac.za", | ||
| 33 | "contact_name": "Nicolette", | 33 | "contact_name": "Nicolette", | ||
| 34 | "contact_orgnization": "University of Pretoria" | 34 | "contact_orgnization": "University of Pretoria" | ||
| 35 | } | 35 | } | ||
| 36 | ], | 36 | ], | ||
| 37 | "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea", | 37 | "creator_user_id": "bc28a33f-dc21-4795-a57f-da7cd1aa23ea", | ||
| 38 | "data_classification": "static", | 38 | "data_classification": "static", | ||
| 39 | "data_collection_organization": "Citrus Research International; | 39 | "data_collection_organization": "Citrus Research International; | ||
| 40 | University of Pretoria; Council for Scientific and Industrial Research | 40 | University of Pretoria; Council for Scientific and Industrial Research | ||
| 41 | (CSIR)", | 41 | (CSIR)", | ||
| 42 | "data_structure_category": "structured", | 42 | "data_structure_category": "structured", | ||
| 43 | "dataset_language": "English", | 43 | "dataset_language": "English", | ||
| 44 | "dataset_license_url": | 44 | "dataset_license_url": | ||
| 45 | "https://creativecommons.org/licenses/by/4.0/", | 45 | "https://creativecommons.org/licenses/by/4.0/", | ||
| 46 | "did_author_or_contact_organization_collect_the_data": "true", | 46 | "did_author_or_contact_organization_collect_the_data": "true", | ||
| 47 | "email": "vanderlaanm@arc.agric.za", | 47 | "email": "vanderlaanm@arc.agric.za", | ||
| 48 | "groups": [], | 48 | "groups": [], | ||
| 49 | "id": "fd132c3c-0e85-422a-9c46-59174db2bffa", | 49 | "id": "fd132c3c-0e85-422a-9c46-59174db2bffa", | ||
| 50 | "isopen": false, | 50 | "isopen": false, | ||
| 51 | "keywords": "citrus, orchard water use, transpiration, sap flow, | 51 | "keywords": "citrus, orchard water use, transpiration, sap flow, | ||
| 52 | heat ratio method, transpiration crop coefficient, Kt, | 52 | heat ratio method, transpiration crop coefficient, Kt, | ||
| 53 | evapotranspiration, eddy covariance, water use efficiency, canopy | 53 | evapotranspiration, eddy covariance, water use efficiency, canopy | ||
| 54 | cover, leaf area index, irrigation, water stress, Valencia, navel, | 54 | cover, leaf area index, irrigation, water stress, Valencia, navel, | ||
| 55 | mandarin, grapefruit, Citrusdal, Letsitele", | 55 | mandarin, grapefruit, Citrusdal, Letsitele", | ||
| 56 | "license": "Open (Creative Commons)", | 56 | "license": "Open (Creative Commons)", | ||
| 57 | "license_id": null, | 57 | "license_id": null, | ||
| 58 | "license_title": null, | 58 | "license_title": null, | ||
| 59 | "maintainer": null, | 59 | "maintainer": null, | ||
| 60 | "maintainer_email": null, | 60 | "maintainer_email": null, | ||
| 61 | "metadata_created": "2026-10-08T08:10:55.816808", | 61 | "metadata_created": "2026-10-08T08:10:55.816808", | ||
| n | 62 | "metadata_modified": "2026-10-21T08:09:42.872024", | n | 62 | "metadata_modified": "2026-10-21T21:09:38.024119", |
| 63 | "minimum_maximum_extent": [ | 63 | "minimum_maximum_extent": [ | ||
| 64 | { | 64 | { | ||
| 65 | "maximum_vertical_extent": "959", | 65 | "maximum_vertical_extent": "959", | ||
| 66 | "minimum_vertical_extent": "160" | 66 | "minimum_vertical_extent": "160" | ||
| 67 | } | 67 | } | ||
| 68 | ], | 68 | ], | ||
| 69 | "name": | 69 | "name": | ||
| 70 | nspiration-crop-coefficients-and-orchard-data-south-africa-2013-2018", | 70 | nspiration-crop-coefficients-and-orchard-data-south-africa-2013-2018", | ||
| 71 | "notes": "This dataset was harvested from WRC Report No. TT 772/2/18 | 71 | "notes": "This dataset was harvested from WRC Report No. TT 772/2/18 | ||
| 72 | (Volume 2 of WRC Project K5/2275), in which Citrus Research | 72 | (Volume 2 of WRC Project K5/2275), in which Citrus Research | ||
| 73 | International, the University of Pretoria and the CSIR measured and | 73 | International, the University of Pretoria and the CSIR measured and | ||
| 74 | modelled the water use of citrus orchards of different ages and canopy | 74 | modelled the water use of citrus orchards of different ages and canopy | ||
| 75 | sizes. Transpiration was measured hourly with the heat ratio sap flow | 75 | sizes. Transpiration was measured hourly with the heat ratio sap flow | ||
| 76 | method in sixteen commercial orchards and upscaled to orchard level. | 76 | method in sixteen commercial orchards and upscaled to orchard level. | ||
| 77 | Eight orchards were located in the winter rainfall region near | 77 | Eight orchards were located in the winter rainfall region near | ||
| 78 | Citrusdal, Western Cape (farms Patrysberg and Brakfontein: 'Midknight' | 78 | Citrusdal, Western Cape (farms Patrysberg and Brakfontein: 'Midknight' | ||
| 79 | and 'McLean' Valencia, 'Bahianinha', 'Washington' and 'Cambria' navel, | 79 | and 'McLean' Valencia, 'Bahianinha', 'Washington' and 'Cambria' navel, | ||
| 80 | and 'Afourer' mandarin), and eight in the summer rainfall region near | 80 | and 'Afourer' mandarin), and eight in the summer rainfall region near | ||
| 81 | Letsitele, Limpopo (Mahela Boerdery: 'Star Ruby' grapefruit, | 81 | Letsitele, Limpopo (Mahela Boerdery: 'Star Ruby' grapefruit, | ||
| 82 | 'Midknight' Valencia and 'Valley Gold' mandarin). Measurements ran | 82 | 'Midknight' Valencia and 'Valley Gold' mandarin). Measurements ran | ||
| 83 | from August 2013 to March 2018, with individual orchard records of 77 | 83 | from August 2013 to March 2018, with individual orchard records of 77 | ||
| 84 | to 718 days. Evapotranspiration was measured with eddy covariance | 84 | to 718 days. Evapotranspiration was measured with eddy covariance | ||
| 85 | during shorter campaigns in seven orchards. A water stress trial was | 85 | during shorter campaigns in seven orchards. A water stress trial was | ||
| 86 | also conducted in a 'Delta' Valencia orchard near Groblersdal in the | 86 | also conducted in a 'Delta' Valencia orchard near Groblersdal in the | ||
| 87 | 2016/17 season. The harvested data were compiled into a structured | 87 | 2016/17 season. The harvested data were compiled into a structured | ||
| 88 | spreadsheet comprising an orchard register (location, planting year, | 88 | spreadsheet comprising an orchard register (location, planting year, | ||
| 89 | rootstock, spacing, irrigation system, soil texture and measurement | 89 | rootstock, spacing, irrigation system, soil texture and measurement | ||
| 90 | period); orchard characteristics (canopy dimensions, canopy cover, | 90 | period); orchard characteristics (canopy dimensions, canopy cover, | ||
| 91 | leaf area index, trunk circumferences, yield and water use | 91 | leaf area index, trunk circumferences, yield and water use | ||
| 92 | efficiency); transpiration summaries (total, maximum, minimum, average | 92 | efficiency); transpiration summaries (total, maximum, minimum, average | ||
| 93 | daily and annual water use, in mm and litres per tree); eddy | 93 | daily and annual water use, in mm and litres per tree); eddy | ||
| 94 | covariance ET, ETo and T campaign summaries with instrument heights; | 94 | covariance ET, ETo and T campaign summaries with instrument heights; | ||
| 95 | fortnightly transpiration crop coefficients (Kt) for fourteen orchards | 95 | fortnightly transpiration crop coefficients (Kt) for fourteen orchards | ||
| 96 | and proposed monthly Kt for orchards with 30, 50 and 70% canopy cover; | 96 | and proposed monthly Kt for orchards with 30, 50 and 70% canopy cover; | ||
| 97 | radiation interception model inputs and model performance statistics; | 97 | radiation interception model inputs and model performance statistics; | ||
| 98 | canopy conductance model coefficients; Kt versus canopy size | 98 | canopy conductance model coefficients; Kt versus canopy size | ||
| 99 | regressions; and the effect of water stress on fruit mass and yield. | 99 | regressions; and the effect of water stress on fruit mass and yield. | ||
| 100 | Values were extracted from the report tables with page-level | 100 | Values were extracted from the report tables with page-level | ||
| 101 | provenance and were cross-checked between tables. Inconsistencies | 101 | provenance and were cross-checked between tables. Inconsistencies | ||
| 102 | found in the source report were flagged in a dedicated sheet rather | 102 | found in the source report were flagged in a dedicated sheet rather | ||
| 103 | than corrected, except where the correct value could be established | 103 | than corrected, except where the correct value could be established | ||
| 104 | with high confidence. Literature values from the review chapter were | 104 | with high confidence. Literature values from the review chapter were | ||
| 105 | excluded. The daily and hourly time series presented only as figures | 105 | excluded. The daily and hourly time series presented only as figures | ||
| 106 | in the report were not included.", | 106 | in the report were not included.", | ||
| 107 | "num_resources": 1, | 107 | "num_resources": 1, | ||
| 108 | "num_tags": 0, | 108 | "num_tags": 0, | ||
| 109 | "organization": { | 109 | "organization": { | ||
| 110 | "approval_status": "approved", | 110 | "approval_status": "approved", | ||
| 111 | "created": "2026-02-19T10:16:04.079269", | 111 | "created": "2026-02-19T10:16:04.079269", | ||
| 112 | "description": "The University of Pretoria (UP) is one of | 112 | "description": "The University of Pretoria (UP) is one of | ||
| 113 | Africa\u2019s top universities and the largest contact university in | 113 | Africa\u2019s top universities and the largest contact university in | ||
| 114 | South Africa. We produce socially impactful research to find solutions | 114 | South Africa. We produce socially impactful research to find solutions | ||
| 115 | for the world\u2019s most pressing issues. We have a high quality of | 115 | for the world\u2019s most pressing issues. We have a high quality of | ||
| 116 | teaching and learning in the classroom, online, or in communities. We | 116 | teaching and learning in the classroom, online, or in communities. We | ||
| 117 | have support in place for our students to graduate on time as | 117 | have support in place for our students to graduate on time as | ||
| 118 | well-rounded, responsible citizens fully prepared for the world beyond | 118 | well-rounded, responsible citizens fully prepared for the world beyond | ||
| 119 | university.", | 119 | university.", | ||
| 120 | "id": "149918e1-73c3-463f-a6fe-401915e67e0f", | 120 | "id": "149918e1-73c3-463f-a6fe-401915e67e0f", | ||
| 121 | "image_url": "2026-02-19-101604.068497UPlogo.jpg", | 121 | "image_url": "2026-02-19-101604.068497UPlogo.jpg", | ||
| 122 | "is_organization": true, | 122 | "is_organization": true, | ||
| 123 | "name": "university-of-pretoria", | 123 | "name": "university-of-pretoria", | ||
| 124 | "state": "active", | 124 | "state": "active", | ||
| 125 | "title": "University of Pretoria", | 125 | "title": "University of Pretoria", | ||
| 126 | "type": "organization" | 126 | "type": "organization" | ||
| 127 | }, | 127 | }, | ||
| 128 | "owner_org": "149918e1-73c3-463f-a6fe-401915e67e0f", | 128 | "owner_org": "149918e1-73c3-463f-a6fe-401915e67e0f", | ||
| 129 | "private": false, | 129 | "private": false, | ||
| 130 | "publication_date": "2018-11-01", | 130 | "publication_date": "2018-11-01", | ||
| 131 | "publisher": "Water Research Commission", | 131 | "publisher": "Water Research Commission", | ||
| 132 | "relationships_as_object": [], | 132 | "relationships_as_object": [], | ||
| 133 | "relationships_as_subject": [], | 133 | "relationships_as_subject": [], | ||
| 134 | "resources": [ | 134 | "resources": [ | ||
| 135 | { | 135 | { | ||
| 136 | "cache_last_updated": null, | 136 | "cache_last_updated": null, | ||
| 137 | "cache_url": null, | 137 | "cache_url": null, | ||
| 138 | "created": "2026-10-08T08:18:10.940492", | 138 | "created": "2026-10-08T08:18:10.940492", | ||
| 139 | "dataset_description": "Excel workbook of data harvested from | 139 | "dataset_description": "Excel workbook of data harvested from | ||
| 140 | the tables in WRC Report TT 772/2/18, covering 16 citrus orchards in | 140 | the tables in WRC Report TT 772/2/18, covering 16 citrus orchards in | ||
| 141 | Citrusdal and Letsitele plus a 'Delta' Valencia water-stress trial | 141 | Citrusdal and Letsitele plus a 'Delta' Valencia water-stress trial | ||
| 142 | (2013\u20132018). It holds orchard characteristics, sap-flow | 142 | (2013\u20132018). It holds orchard characteristics, sap-flow | ||
| 143 | transpiration summaries, eddy covariance ET, fortnightly and proposed | 143 | transpiration summaries, eddy covariance ET, fortnightly and proposed | ||
| 144 | monthly transpiration crop coefficients (Kt), model parameters and | 144 | monthly transpiration crop coefficients (Kt), model parameters and | ||
| 145 | water-stress results. Every value carries its source table and page. | 145 | water-stress results. Every value carries its source table and page. | ||
| 146 | Inconsistencies in the source report are listed in the Cells_to_verify | 146 | Inconsistencies in the source report are listed in the Cells_to_verify | ||
| 147 | sheet.", | 147 | sheet.", | ||
| 148 | "description": null, | 148 | "description": null, | ||
| n | 149 | "download_count": 21, | n | 149 | "download_count": 22, |
| 150 | "format": "xlsx", | 150 | "format": "xlsx", | ||
| 151 | "hash": "", | 151 | "hash": "", | ||
| 152 | "id": "c006405d-85d3-41af-8165-a68e61cb045f", | 152 | "id": "c006405d-85d3-41af-8165-a68e61cb045f", | ||
| 153 | "is_data_supplementary": "False", | 153 | "is_data_supplementary": "False", | ||
| 154 | "last_modified": "2026-10-08T08:18:10.909870", | 154 | "last_modified": "2026-10-08T08:18:10.909870", | ||
| n | 155 | "metadata_modified": "2026-10-21T08:09:42.882455", | n | 155 | "metadata_modified": "2026-10-21T21:09:38.030833", |
| 156 | "mimetype": null, | 156 | "mimetype": null, | ||
| 157 | "mimetype_inner": null, | 157 | "mimetype_inner": null, | ||
| 158 | "name": "TT772-2_citrus_water_use_harvest.xlsx", | 158 | "name": "TT772-2_citrus_water_use_harvest.xlsx", | ||
| 159 | "package_id": "fd132c3c-0e85-422a-9c46-59174db2bffa", | 159 | "package_id": "fd132c3c-0e85-422a-9c46-59174db2bffa", | ||
| 160 | "position": 0, | 160 | "position": 0, | ||
| 161 | "resource_name": "Citrus orchard water use and transpiration | 161 | "resource_name": "Citrus orchard water use and transpiration | ||
| 162 | crop coefficients (TT 772/2/18)", | 162 | crop coefficients (TT 772/2/18)", | ||
| 163 | "resource_type": null, | 163 | "resource_type": null, | ||
| 164 | "size": 112223, | 164 | "size": 112223, | ||
| 165 | "state": "active", | 165 | "state": "active", | ||
| 166 | "url": | 166 | "url": | ||
| 167 | 74db2bffa/resource/c006405d-85d3-41af-8165-a68e61cb045f/download/___", | 167 | 74db2bffa/resource/c006405d-85d3-41af-8165-a68e61cb045f/download/___", | ||
| 168 | "url_type": "upload", | 168 | "url_type": "upload", | ||
| 169 | "zipped_file": "False" | 169 | "zipped_file": "False" | ||
| 170 | } | 170 | } | ||
| 171 | ], | 171 | ], | ||
| t | t | 172 | "spatial": "{\"type\": \"Polygon\", \"coordinates\": [[[16.4699, | ||
| 173 | -22.1265], [32.8931, -22.1265], [32.8931, -34.8212], [16.4699, | ||||
| 174 | -34.8212], [16.4699, -22.1265]]]}", | ||||
| 172 | "state": "active", | 175 | "state": "active", | ||
| 173 | "tags": [], | 176 | "tags": [], | ||
| 174 | "title": "Citrus orchard water use, transpiration crop coefficients | 177 | "title": "Citrus orchard water use, transpiration crop coefficients | ||
| 175 | and orchard data, South Africa (2013-2018)", | 178 | and orchard data, South Africa (2013-2018)", | ||
| 176 | "type": "dataset", | 179 | "type": "dataset", | ||
| 177 | "uploader_estimation_of_extent_of_processing": "refined", | 180 | "uploader_estimation_of_extent_of_processing": "refined", | ||
| 178 | "url": null, | 181 | "url": null, | ||
| 179 | "version": null, | 182 | "version": null, | ||
| 180 | "vertical_extent_datum": "masl", | 183 | "vertical_extent_datum": "masl", | ||
| 181 | "wrc_project_number": "K5/2275", | 184 | "wrc_project_number": "K5/2275", | ||
| 182 | "wro_theme": "agriculture" | 185 | "wro_theme": "agriculture" | ||
| 183 | } | 186 | } |