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Simona Elena Dragomirescu,Daniela Cristina Solomon
One of the most important stages in the budget drafting process is the sales forecasting. As a matter of fact, the sales affect the whole activity of a company, their variation being considered the main risk factor for the performance and the financial p...
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G. S. Piatygorets
Pág. 305 - 310
The author offers the method of determination of price for services of the train stations, which takes into account a seasonal coefficient that allows optimizing a price depending on demand on these services.
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Feifei He, Qinjuan Wan, Yongqiang Wang, Jiang Wu, Xiaoqi Zhang and Yu Feng
Accurately predicting hydrological runoff is crucial for water resource allocation and power station scheduling. However, there is no perfect model that can accurately predict future runoff. In this paper, a daily runoff prediction method with a seasonal...
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Mingze Yao, Manman Gao, Jingkuan Wang, Bo Li, Lizhen Mao, Mingyu Zhao, Zhanyang Xu, Hongfei Niu, Tieliang Wang, Lei Sun and Dongshuang Niu
Accurate quantification of evapotranspiration (ETc) and its components are critical for enhancing water use efficiency and implementing precision irrigation. A two-year experiment was conducted for greenhouse-grown tomatoes under mulched drip irrigation ...
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Himasha Dilshani Abeysiriwardana, Nitin Muttil and Upaka Rathnayake
Among numerous methods that have been developed to estimate potential evapotranspiration (PET), the Food and Agricultural Organization Penman?Monteith model (FAO P?M) is often recognized as a standard method to estimate PET. This study was conducted to e...
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Bahareh Aghasi,Ahmad Jalalian,Hossein Khademi,Ali Asghar Besalatpour
Pág. 115 - 128
Dust formation is one of the most seriously damaging environmental issues in arid and semiarid areas. In this study, the decision tree-based Chi-square Automatic Interaction Detector (CHAID) algorithm was used to determine the non-linear relationships of...
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Dengxiao Lang, Jiangkun Zheng, Jiaqi Shi, Feng Liao, Xing Ma, Wenwu Wang, Xuli Chen, Mingfang Zhang
Pág. 1 - 18
Potential evapotranspiration (PET) is crucial for water resources assessment. In this regard, the FAO (Food and Agriculture Organization)?Penman?Monteith method (PM) is commonly recognized as a standard method for PET estimation. However, due to requirem...
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Lianglei Gu, Zeyong Hu, Jimin Yao and Genhou Sun
Evapotranspiration (ET) is an important component of the surface energy balance and water cycle, especially in arid and semiarid regions. The characteristics of the actual evapotranspiration (ETa), which was calculated using the eddy covariance method, a...
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Lianglei Gu, Zeyong Hu, Jimin Yao, Genhou Sun
Pág. 1 - 16
Evapotranspiration (ET) is an important component of the surface energy balance and water cycle, especially in arid and semiarid regions. The characteristics of the actual evapotranspiration (ETa), which was calculated using the eddy covariance method, a...
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George Kargas, Paraskevi A. Londra and Kyriaki Sotirakoglou
Saturated hydraulic conductivity (Ks) of soil, especially of the upper soil layer, is a basic parameter for modeling water infiltration and solute transport in the soil. In the present study, spatial and temporal variability of Ks in the upper soil layer...
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Xiaocong Liu, Zhonggen Wang, Yin Tang, Zehua Wu, Yuhan Guo and Yashan Cheng
Predictions in ungauged basins (PUB) has been always a focus of hydrological research. The problem presented by ungauged basins is how to reasonably estimate water resource availability. To solve the issues of data scale, this study combines field experi...
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Francisco Javier López-Escudero, Joaquín Romero, Rocío Bocanegra-Caro and Antonio Santos-Rufo
Developing models to understand disease dynamics and predict the risk of disease outbreaks to facilitate decision making is an integral component of plant disease management. However, these models have not yet been developed for one of the most damaging ...
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Aliasghar Montazar and Daniel Putnam
Drought and climate change have decreased water availability for agriculture, especially in the desert of southwestern USA. Efficiency enhancements in irrigation management aimed at conserving water are key to adjust to limits in water supply, improve pr...
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Huiting Li, Yongxue Liu, Chao Sun, Yanzhu Dong and Siyu Zhang
The South China Sea (SCS) is one of the most important fishery resource bases in the world. Marine fisheries, as a crucial component of regional food security and national revenue, raise wide concern about marine ecology, social-economic and political co...
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Shihong Yang, Zewei Jiang, Xiao Sun, Jie Ding and Junzeng Xu
The role of carbon pool of biochar as a method of long-term C sequestration in global warming mitigation is unclear. A two-year field study was conducted to investigate the seasonal variations of CO2 emissions from water-saving irrigation paddy fields in...
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Sheng Hu, Jun Xia, Xia Wu, Yingcai Wang and Fan Xia
Long River is a small tributary typical of the Three Gorges Reservoir. In order to clarify the influence of hydro-meteorological factors and human regulation of the reservoir water level on the water environment, we monitored water environment parameters...
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Christine Fritz, Katja Dörnhöfer, Thomas Schneider, Juergen Geist, Natascha Oppelt
Pág. 1 - 20
Submersed aquatic vegetation (SAV) is sensitive to changes in environmental conditions and plays an important role as a long-term indictor for the trophic state of freshwater lakes. Variations in water level height, nutrient condition, light availability...
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Christine Fritz, Katja Dörnhöfer, Thomas Schneider, Juergen Geist and Natascha Oppelt
Submersed aquatic vegetation (SAV) is sensitive to changes in environmental conditions and plays an important role as a long-term indictor for the trophic state of freshwater lakes. Variations in water level height, nutrient condition, light availability...
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Thomas Grischek, Rico Bartak
Pág. 1 - 12
Clogging refers to a reduction of riverbed hydraulic conductivity. Due to difficulties in determining the thickness of the clogging layer, the leakage coefficient (L) is introduced and used to quantify the recoverable portion of bank filtrate. L was dete...
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Sijia Li, Jiquan Zhang, Guangyi Mu, Hanyu Ju, Rui Wang, Danjun Li and Ali Hassan Shabbir
Pág. 1 - 21
Spectral characteristics of CDOM (Chromophoric dissolved organic matter) in water columns are a key parameter for bio-optical modeling. Knowledge of CDOM optical properties and spatial discrepancy based on the relationship between water quality and spect...
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