Results 121 to 130 of about 216,217 (286)

Economic efficiency of drip and flood irrigation. Comparative analysis at farm scale using DEA

open access: yesAgricultural Water Management
In recent decades, there has been a massive replacement of flood irrigation with drip irrigation throughout the world. Numerous studies have been published on the efficiency of these techniques in terms of water savings, but few works have paid attention
Marta García-Mollá   +3 more
doaj   +1 more source

A Comprehensive Review on the Significance, Sources, and Applications of Virtual Water on Global Platform

open access: yesFood Safety and Health, EarlyView.
A conceptual framework of virtual water showing its sources, major applications, components of the virtual water footprint, and emerging future directions. The diagram emphasizes the growing role of virtual water in global sustainability and resource planning.
Priti Bhowmik   +2 more
wiley   +1 more source

Water Use Trends in the United States [PDF]

open access: yes, 2015
Since 1950, the United States Geological Survey (USGS) has collected and released data on national water use every five years for each state, the District of Columbia, Puerto Rico, and the U.S. Virgin Islands.
Heather Cooley, Kristina Donnelly
core  

Influence of Nanomaterials and Nanocomposites on the Nutrient Composition

open access: yesFood Safety and Health, EarlyView.
Nanomaterials and nanocomposites enhance crop nutrition and food quality by improving nutrient availability, plant uptake, and bioavailability through controlled delivery and nano‐encapsulation. Their applications in agriculture and food systems enable sustainable biofortification, improved preservation, and functional foods, while emphasizing safety ...
Akanksha Dwivedi   +4 more
wiley   +1 more source

Effect of Subsurface Drip Irrigation on Soil Desalination and Soil Fungal Communities in Saline–Alkaline Sunflower Fields

open access: yesAgronomy
A field experiment was conducted on sunflowers in a mild-to-moderate saline–alkaline area in the Tumochuan Plain irrigation region in China. The experimental design included using surface drip irrigation as a control (CK) and four subsurface drip ...
Jiapeng Zhang   +6 more
doaj   +1 more source

The relationship between cellular protein content and selenium accumulation in freshwater microalgae

open access: yesIntegrated Environmental Assessment and Management, EarlyView.
Abstract Variability in the bioconcentration of selenium (Se) by primary producers at the base of the food web results in uncertainty in predictions of bioaccumulation and ecological risk to higher trophic level organisms. Water chemistry, speciation of Se, and periphyton community composition have all been suggested as factors that contribute to ...
Courtney Bogstie   +3 more
wiley   +1 more source

Irrigation, Community, and Poverty

open access: yesIrrigation, Community, and Poverty
学位の種別:課程博士 審査委員会委員 : (主査)東京大学教授 澤田 康幸, 東京大学教授 市村 英彦, 東京大学教授 松島 斉, 東京大学教授 戸堂 康幸, 政策研究大学院大学教授 Alistair ...
openaire  

Arbuscular mycorrhizal fungal community abundance, functions, and symbiotic interactions revealed by root metatranscriptomes

open access: yesiMetaOmics, EarlyView.
Paradigm shift: PCR‐free methods reveal 6–15‐fold higher arbuscular mycorrhizal (AM) fungal abundance than metabarcoding, exposing systematic underestimation across decades of research. Predictive power: AM fungal abundance serves as a community‐level trait that predicts crop yield under drought conditions.
Peilin Chen, John W. Taylor, Cheng Gao
wiley   +1 more source

Hydrosocial territories in dispute: Flows of water and power in the interbasin transfer project in Bolivia

open access: yesWater Alternatives, 2019
This study of the historical development of the Interbasin Irrigation Water Transfer Project Yungas de Vandiola (Proyecto de Riego Trasvase Yungas de Vandiola, PRTYV) analyses the dynamics of hydrosocial territorialisation pursued by rural communities ...
Rígel Rocha Lopez   +3 more
doaj  

Change in microbial population in farm ponds and irrigation distribution systems throughout two crop production seasons in Georgia Coastal Plains

open access: yesAgricultural Water Management
Studies on the distribution of microbial populations within irrigation lines are limited. We evaluated the ecology, diversity, and composition of the microbial communities present in different irrigation distribution systems in the Georgia Coastal Plains
Rawane Raad   +8 more
doaj   +1 more source

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