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DOI: | 10.21273/HORTTECH04985-21 |
Web URL(s): | https://journals.ashs.org/horttech/view/journals/horttech/32/5/article-p415.xml Last checked: 09/27/2022 Requires: HTML5 https://journals.ashs.org/horttech/downloadpdf/journals/horttech/32/5/article-p415.xml Last checked: 09/27/2022 Requires: PDF Reader Notes: Direct download |
Publication Type:
| Refereed |
Author(s): | Evans, Shane R.;
Kopp, Kelly;
Johnson, Paul G.;
Hopkins, Bryan G.;
Dai, Xin;
Schaible, Candace |
Author Affiliation: | Evans: METER Group Inc., Pullman, WA; Kopp and Johnson: Department of Plants, Soils, and Climate, Utah State University, Logan, UT; Hopkins: Department of Plant and Wildlife Sciences, Brigham Young University, Provo, UT; Dai: Utah Agricultural Experiment Station, Utah State University, Logan, UT; Schaible: Utah State University Cooperative Extension-Iron County, Cedar City, UT |
Title: | Comparing smart irrigation controllers for turfgrass landscapes |
Source: | HortTechnology. Vol. 32, No. 5, October 2022, p. 415-424. |
Publishing Information: | Alexandria, Virginia: American Society for Horticultural Science |
# of Pages: | 10 |
Keywords: | Author-Supplied Keywords: Irrigation technology; Kentucky bluegrass; Landscape water conservation; Poa pratensis; Weather-based irrigation controllers
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Abstract/Contents: | "Recent advances in irrigation technologies have led many states to incentivize homeowners to purchase United States Environmental Protection Agency WaterSense-labeled, smart irrigation controllers. However, previous research of smart controllers has shown that their use may still result in excess water application when compared with controllers manually programmed to replace actual water loss. This study compared kentucky bluegrass (Poa pratensis) irrigation applications using three smart irrigation controllers, a conventional irrigation controller programmed according to Cooperative Extension recommendations, and the average irrigation rate of area homeowners in Utah during 2018 and 2019. Of all the controllers tested, the manually programmed controller applied water at amounts closest to the actual evapotranspiration rates; however, smart controllers applied from 30% to 63% less water than area homeowners, depending on the controller and year of the study. Kentucky bluegrass health and quality indicators - percent green cover and normalized difference vegetation indices - varied between years of the study and were lower than acceptable levels on several occasions in 2019 for three of the four controllers tested. Compared with the results of similar studies, these findings suggest that the effects of smart irrigation controllers on turfgrass health and quality may vary by location and over time." |
Language: | English |
References: | 24 |
Note: | Tables Graphs |
| ASA/CSSA/SSSA Citation (Crop Science-Like - may be incomplete): Evans, S. R., K. Kopp, P. G. Johnson, B. G. Hopkins, X. Dai, and C. Schaible. 2022. Comparing smart irrigation controllers for turfgrass landscapes. HortTechnology. 32(5):p. 415-424. |
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| DOI: 10.21273/HORTTECH04985-21 |
| Web URL(s): https://journals.ashs.org/horttech/view/journals/horttech/32/5/article-p415.xml Last checked: 09/27/2022 Requires: HTML5 https://journals.ashs.org/horttech/downloadpdf/journals/horttech/32/5/article-p415.xml Last checked: 09/27/2022 Requires: PDF Reader Notes: Direct download |
| MSU catalog number: b2917674 |
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