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Jianzhao Liu, Liping Gao, Fenghui Yuan, Yuedong Guo and Xiaofeng Xu
Soil water shortage is a critical issue for the Southwest US (SWUS), the typical arid region that has experienced severe droughts over the past decades, primarily caused by climate change. However, it is still not quantitatively understood how soil water...
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Carl Job, Carlos G. Ochoa, W. Todd Jarvis and Robert E. Kennedy
In the Willcox Groundwater Basin (WGB), increasing rates of agricultural groundwater withdrawal have led to significant regional groundwater level decline, threatening the basin?s long-term water resource security. Updated characterization of the basin?s...
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Biagina Chiofalo, Alessandro Vastolo, Marianna Oteri, Serena Calabrò, Rosangela Armone, Danilo Scordia, Monica Isabella Cutrignelli and Fabio Gresta
The present work compared the agronomic traits, chemical composition, fatty acid profile, and in vitro fermentation characteristics of twelve accessions of Amaranthus spp., belonging to A. cruentus, A. hybridus, A. hypochondriacus, and A. tricolor, grown...
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Matthew E. Katterman, Peter M. Waller, Diaa Eldin M. Elshikha, Gerard W. Wall, Douglas J. Hunsaker, Reid S. Loeffler and Kimberly L. Ogden
The WINDS (Water-Use, Irrigation, Nitrogen, Drainage, and Salinity) model uses the FAO56 dual crop coefficient and a daily time-step soil?water balance to simulate evapotranspiration and water content in the soil profile. This research calibrated the WIN...
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Keshav Bhattarai and Ambika P. Adhikari
This paper responds to the research question, ?can urban farming in Nepal help create sustainable cities?? Especially after the COVID-19 pandemic, urban residents have begun to realize that food transported from long distances is not always reliable. Urb...
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Isaac K. Mpanga, Herbert Sserunkuma, Russell Tronstad, Michael Pierce and Judith K. Brown
The depletion of freshwater supply is occurring at a faster rate than it is being replenished. The agriculture sector is the largest consumer of freshwater for irrigation and production-related processes. The use of reclaimed municipal water for the irri...
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Sierra M. Heimel and Benjamin W. Tobin
The unsaturated zone is a critical component of karstic groundwater systems and is shown to provide substantial storage capacities. Understanding the spatial patterns and controls on flow path activation is often a challenge. Previous research focused on...
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Ailiang Gu and Christopher John Eastoe
Cenozoic evaporites (gypsum and anhydrite) in southwestern North America have wide ranges of d34S (-30 to +22?; most +4 to +10?) and d18OSO4 (+3 to +19?). New data are presented for five basins in southern Arizona. The evaporites were deposited in playas...
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Eylon Shamir, Elia M. Tapia-Villaseñor, Mary-Belle Cruz-Ayala and Sharon B. Megdal
In the parched Upper Santa Cruz River Basin (USCRB), a binational USA?Mexico basin, the water resources depend on rainfall-triggered infrequent flow events in ephemeral channels to recharge its storage-limited aquifers. In-situ data from the basin highli...
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Hamdhani Hamdhani, Drew E. Eppehimer, David Walker and Michael T. Bogan
Chlorophyll-a measurements are an important factor in the water quality monitoring of surface waters, especially for determining the trophic status and ecosystem management. However, a collection of field samples for extractive analysis in a laboratory m...
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