Results 11 to 20 of about 337,932 (241)

Comparison of Some Split-window Algorithms to Estimate Land Surface Temperature from AVHRR Data in Southeastern Tehran, [PDF]

open access: yesDesert, 2009
Land surface temperature (LST) is a significant parameter for many applications. Many studies have proposedvarious algorithms, such as the split-window method, for retrieving surface temperatures from two spectrallyadjacent thermal infrared bands of ...
S.M. Behbahani   +2 more
doaj   +1 more source

Risk analysis of meteorological, agricultural, and hydrological drought events and study of drought propagation features: a case study in the upper Tapti River sub-basin, Central India

open access: yesJournal of Water and Climate Change, 2023
As a natural hazard, drought is a complex multivariate phenomenon that requires more comprehensive analysis. In this study, we studied meteorological, agricultural, and hydrological drought events with precipitation, soil moisture, and stream flow data ...
P. Kanthavel, C. K. Saxena, R. K. Singh
doaj   +1 more source

Evaluation of Hydraulic Sensitivity Indicators for Baffle Modules (Case Study: Varamin Irrigation and Drainage Network) [PDF]

open access: yesJournal of Hydraulic Structures, 2014
Measuring sensitivity of hydraulic structures is considered as an approach for evaluation of water projects performance, due to lower distribution efficiency in Irrigation and Drainage project schemes.
Mina Sadat Seyedjavad   +2 more
doaj   +1 more source

Evaluation of Phytoremediation Potential and Yield of Helianthus annuus under Sewage Sludge [PDF]

open access: yesمحیط زیست و مهندسی آب, 2021
Many ornamental plants have the ability to extract toxic metals from the soil and are able to store large amounts of metals in their organs with no health problems for humans as they do not enter the human food chain.
Elham Mohammadian   +2 more
doaj   +1 more source

Optimizing the Outlet Distribution of Pipeline Irrigation for Rotation Irrigation with Hydraulic Loss in Consideration

open access: yesGuan'gai paishui xuebao, 2021
【Background】Low-pressure pipeline using pipes in lieu of open channels to convey water is a water-saving irrigation technology as it reduces leakage and evaporation.
LI Bin, LI Na, LI Duanming, GONG Shiwen
doaj   +1 more source

Carbon dioxide net assimilation exchange in a young pecan nut orchard during the growth cycle [PDF]

open access: yesGlobal Journal of Environmental Science and Management, 2023
BACKGROUND AND OBJECTIVES: Pecan nut trees (Carya illinoensis K), due to their condition as woody and long-living species, in addition to the contribution of nuts for consumption, may also have an essential role in assimilating carbon dioxide and ...
A. Zermeño-Gonzalez   +5 more
doaj   +1 more source

Evaluation of Five Different Models of Valiantzas Method in Estimating Reference Crop Evapotranspiration (Case Study: Lorestan Province) [PDF]

open access: yesNīvār, 2022
Reference crop evapotranspiration and its accurate estimation play an essential role in irrigation planning, irrigation interval determination and in studies related to water balance modeling in each region. Valiantzas method is one of the newest methods
Khashayar Peyghan   +4 more
doaj   +1 more source

Economic Comparison Between Solar Power and National Grid to Supply Energy for Drip Irrigation System: The Case Study of Pakdasht County [PDF]

open access: yesمهندسی منابع آب, 2023
Introduction: In recent years, the supply of energy for irrigation systems of pistachio gardens in Pakdasht is an important issue. With the implementation of targeted subsidies plan, the price of energy has increased significantly.
Shiva Mottaghi, Ali Rahimi Khob
doaj   +1 more source

Effect of Saline Water on Seed Germination Indices of Salvia Hispanica L., Cyamopsis Tetragonoloba L., Luffa Cylindrical L., and Momordica Charantia L. (Chia, Guar, Luffa, and Karela) [PDF]

open access: yesعلوم و مهندسی آبیاری, 2021
The salinity of water and soil resources and lack of appropriate quality water resources are major threats to agricultural development in arid and semiarid regions such as Iran, Khouzestan province.
Hajar Kaab Omair   +3 more
doaj   +1 more source

Sesame Yield Response to Deficit Irrigation and Water Application Techniques in Irrigated Agriculture, Ethiopia

open access: yesInternational Journal of Agronomy, 2018
The study was conducted at Werer Agricultural Research Center, Addis Ababa, for two years, 2013 and 2015, during main seasons and for three years, 2012/13, 2013/14, and 2014/15, during the cool period cropping season (November to February) as in the ...
E. K. Hailu   +4 more
doaj   +1 more source

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