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Salah El-Hendawy, Nasser Al-Suhaibani, Yaser Hassan Dewir, Salah Elsayed, Majed Alotaibi, Wael Hassan, Yahya Refay and Muhammad Usman Tahir
Hyperspectral sensing offers a quick and non-destructive alternative for assessing phenotypic parameters of plant physiological status and salt stress tolerance. This study compares the performance of published and modified spectral reflectance indices (...
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Lin-Ling Tang, Xiao-Bin Cai, Wei-Shu Gong, Jian-Zhong Lu, Xiao-Ling Chen, Qian Lei and Gong-Liang Yu
An increase in vegetation greenness can improve ecosystem productivity, but also reduce the water supply, creating the potential for conflicting water demands between ecosystems and humans. This problem has been well-assessed and is most evident in dry e...
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Salvatore Manfreda and Kelly K. Caylor
Society is facing growing environmental problems that require new research efforts to understand the way ecosystems operate and survive, and their mutual relationships with the hydrologic cycle. In this respect, ecohydrology suggests a renewed interdisci...
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Kristýna Balá?ová, Jitka Kumhálová and Jan Chyba
With the changing climate, there is an increasing emphasis on drought-resistant varieties, including the ability to maintain quality production. As there is also interest in ancient wheat varieties, the aim of this study was to evaluate the growth parame...
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Maria Simas Guerreiro, Eunice Maia de Andrade, Marcos Makeison Moreira de Sousa, José Bandeira Brasil, Jacques Carvalho Ribeiro Filho and Helba Araújo de Queiroz Palácio
Non-rainfall water input to surface soil moisture is essential to ecosystems, especially in dry climates, where a water deficit may persist for several months. Quantifying the impact of water gains by soil moisture at night will help to understand vegeta...
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Elisabet Carpintero, Ana Andreu, Pedro J. Gómez-Giráldez, Ángel Blázquez and María P. González-Dugo
Mediterranean oak savannas (known as dehesas in Spain) are exposed to numerous threats from natural and economic causes. A close monitoring of the use of water resources and the status of the vegetation in these ecosystems can be useful tools for maintai...
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Meng Li, Ronghao Chu, Qian Yu, Abu Reza Md. Towfiqul Islam, Shuren Chou and Shuanghe Shen
This study evaluates the performance of structural, chlorophyll-based, and photochemical indices to detect maize water status and to assess production based on five years of field experiments (2013?2017) during the primary growth stages. We employed thre...
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Francesco Viola, Domenico Caracciolo, Dario Pumo, Leonardo V. Noto and Goffredo La Loggia
The olive tree is one of the most characteristic rainfed trees in the Mediterranean region. Observed and forecasted climate modifications in this region, such as the CO2 concentration and temperature increase and the net radiation, rainfall and wind spee...
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Feng Huang, Danrong Zhang and Xi Chen
Groundwater depth is an important environmental factor affecting vegetation growth and landscape dynamics in arid environments. This study applied a science mapping approach to visualize the development of groundwater-vegetation-related research, synthes...
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Qian Cheng, Honggang Xu, Shuaipeng Fei, Zongpeng Li and Zhen Chen
The leaf area index (LAI), commonly used as an indicator of crop growth and physiological development, is mainly influenced by the degree of water and fertilizer stress. Accurate assessment of the LAI can help to understand the state of crop water and fe...
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Kurt Heil, Anna Lehner and Urs Schmidhalter
Field experiments were conducted to test different agronomic practices, such as soil cultivation, fertilization, and pest and weed management, in highly controlled plot cultivation. The inter-annual yields and the interpretation of such experiments is hi...
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Huijie Li, Jun Yi, Jianguo Zhang, Ying Zhao, Bingcheng Si, Robert Lee Hill, Lele Cui and Xiaoyu Liu
In the Heihe River basin, China, increased salinity and water shortages present serious threats to the sustainability of arid wetlands. It is critical to understand the interactions between soil water and salts (from saline shallow groundwater and the ri...
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John W. Day, H. C. Clark, Chandong Chang, Rachael Hunter and Charles R. Norman
Oil and gas (O&G) activity has been pervasive in the Mississippi River Delta (MRD). Here we review the life cycle of O&G fields in the MRD focusing on the production history and resulting environmental impacts and show how cumulative impacts affe...
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Mark Orzech
Accurate prediction of ocean surface wave attenuation in polar marginal ice zones remains a challenge. In this article, an alternative approach to the problem is introduced, in which the ice layer is represented with a modified version of the vegetation ...
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Hector Barrios-Piña, Hermilo Ramírez-León, Clemente Rodríguez-Cuevas and Carlos Couder-Castañeda
This work focuses on the effects of vegetation on a fluid flow pattern. In this numerical research, we verify the applicability of a simpler turbulence model than the commonly used k-e model to predict the mean flow through vegetation. The novel characte...
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Maria Balota, Sayantan Sarkar, Rebecca S. Bennett and Mark D. Burow
Peanut (Arachis hypogaea L.) plants respond to drought stress through changes in morpho-physiological and agronomic characteristics that breeders can use to improve the drought tolerance of this crop. Although agronomic traits, such as plant height, late...
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Yaoyu Li, Tengteng Qu, Yuzhi Wang, Qixin Zhao, Shujie Jia, Zhe Yin, Zhaodong Guo, Guofang Wang, Fuzhong Li and Wuping Zhang
Soil moisture critically influences crop growth, especially in dryland environments. Precise agricultural management requires real-time monitoring of stratified soil moisture and assessment of crops? daily water needs. We aim to provide low-cost, high-th...
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Steven M. Ostoja, Hyeyeong Choe, James H. Thorne, Pelayo Alvarez, Amber Kerr, Jennifer Balachowski and Julian Reyes
On a global scale, rangelands occupy approximately half of the world?s land base surface; have a critical role in carbon sequestration and biodiversity; and support a diverse and critical economy, but at the same time, are under threat by many factors, i...
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Manish Ramaiah, Ram Avtar and Pankaj Kumar
Rising land surface temperature (LST), urban heat island (UHI) effects, and stress on surface-, processed-, potable-, and ground-water resources are some undesirable ecological changes due to rapid urbanization. Treating and reusing city-generated wastew...
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Ursula Steinfort,Américo Contreras,Francisco Albornoz,Sonia Reyes-Paecke,Paola Guilleminot
Urban vegetation is generally exposed to adverse environmental conditions, such as high temperatures, compacted soils, low fertility, and a high pollutant concentration. The influence of biophysical and social factors on the survival and condition of tre...
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