Zobrazeno 1 - 10
of 112
pro vyhledávání: '"Thomas H. Marek"'
Autor:
Baogui Li, Gary W. Marek, Thomas H. Marek, Dana O. Porter, Srinivasulu Ale, Jerry E. Moorhead, David K. Brauer, Raghavan Srinivasan, Yong Chen
Publikováno v:
Land, Vol 12, Iss 3, p 591 (2023)
The southern Ogallala Aquifer continues to deplete due to decades of irrigation with minimal recharge. Recently enacted regulations limiting groundwater withdrawals and the potential for farm profitability with cotton production systems indicate driv
Externí odkaz:
https://doaj.org/article/52d1321e68a24a21897a6a1419a9319f
Autor:
Kritika Kothari, Srinivasulu Ale, Gary W. Marek, Clyde L. Munster, Vijay P. Singh, Yong Chen, Thomas H. Marek, Qingwu Xue
Publikováno v:
Climate Risk Management, Vol 37, Iss , Pp 100446- (2022)
Sustaining irrigated corn (Zea mays L.) production under changing climate and reduced irrigation water availability presents a key challenge for producers in the Northern High Plains (NHP) of Texas. We assessed climate change impacts on corn producti
Externí odkaz:
https://doaj.org/article/33e85830e5454fd7ad3096f25fa91474
Autor:
Yong Chen, Gary W. Marek, Thomas H. Marek, Kevin R. Heflin, Dana O. Porter, Jerry E. Moorhead, David K. Brauer
Publikováno v:
Sensors, Vol 19, Iss 13, p 2872 (2019)
Performance evaluations and corrections of soil water sensors have not been studied using different installation orientations under various irrigation treatments in the Texas High Plains. This study evaluated the performance of four sensors using fac
Externí odkaz:
https://doaj.org/article/d63e7f61f90449cc9941d20bad0bafe2
Autor:
Yong Chen, Gary W. Marek, Thomas H. Marek, Jerry E. Moorhead, Kevin R. Heflin, David K. Brauer, Prasanna H. Gowda, Raghavan Srinivasan
Publikováno v:
Hydrology, Vol 5, Iss 4, p 53 (2018)
The Ogallala Aquifer has experienced a continuous decline in water levels due to decades of irrigation pumping with minimal recharge. Corn is one of the major irrigated crops in the semi-arid Northern High Plains (NHP) of Texas. Selection of less wat
Externí odkaz:
https://doaj.org/article/198d3d537b6342cfb53acc94c53aba30
Publikováno v:
Sensors, Vol 8, Iss 8, Pp 5186-5201 (2008)
Agriculture on the Texas High Plains (THP) uses approximately 89% of groundwater withdrawals from the Ogallala Aquifer. Consequently, groundwater levels are declining faster than the recharge rate. Therefore, efficient agricultural water use is essen
Externí odkaz:
https://doaj.org/article/a88ce2cae92a424f98fd90de07587b2c
Publikováno v:
Texas Water Journal, Vol 6, Iss 1 (2015)
Groundwater supply in the Ogallala Aquifer is diminishing at an unsustainable rate, which is affecting the crop and animal production in the region. The desired future condition adopted by the North Plains Groundwater Conservation District states tha
Externí odkaz:
https://doaj.org/article/207c7002fef6441a8b85bec0fdf2ffb7
Autor:
Jerry E. Moorhead, Gary W. Marek, Paul D. Colaizzi, Prasanna H. Gowda, Steven R. Evett, David K. Brauer, Thomas H. Marek, Dana O. Porter
Publikováno v:
Sensors, Vol 17, Iss 10, p 2350 (2017)
Accurate estimates of actual crop evapotranspiration (ET) are important for optimal irrigation water management, especially in arid and semi-arid regions. Common ET sensing methods include Bowen Ratio, Eddy Covariance (EC), and scintillometers. Large
Externí odkaz:
https://doaj.org/article/77cba3560567433fbc3a1135e27cdd85
Publikováno v:
Water, Vol 9, Iss 7, p 509 (2017)
In the semi-arid Texas High Plains, the underlying Ogallala Aquifer is experiencing continuing decline due to long-term pumping for irrigation with limited recharge. Accurate simulation of irrigation and other associated water balance components are
Externí odkaz:
https://doaj.org/article/3d9156771b354fbe823dc8262bb7116c
Autor:
Gary W. Marek, Steve R. Evett, Kelly R. Thorp, Kendall C. DeJonge, Thomas H. Marek, David K. Brauer
Publikováno v:
Journal of the ASABE. 66:353-365
Highlights Losses for MESA and LESA were comparable on the day of irrigation and oftentimes greater for the subsequent day. Losses were greater due to incomplete canopy conditions for both MESA and LESA on both days. Evaporative losses from irrigatio
Publikováno v:
Journal of Agronomy and Crop Science. 209:116-131