Results 61 to 70 of about 17,559 (273)

. Energy resource efficient designs of small-sized devices for recycled water cooling

open access: yesНанотехнологии в строительстве, 2020
To use natural sources in rational way, plantsof continuous cooling of closed systems of recycling water supply are used. The paper presents designs of small-sized devices for recycling water cooling which are energy resource effective due to twisted ...
Kristina Y. Bondar
doaj   +1 more source

Optimization of moisture content and application rate of hay preservative during high‐moisture alfalfa hay baling in northwestern China

open access: yesGrassland Research, EarlyView.
Abstract Background Leaf shatter during low‐moisture baling and mold proliferation under high‐moisture conditions pose major challenges in alfalfa hay production. A proprietary propionic acid‐based hay preservative product, LZP, effectively inhibits microbial reproduction in high‐moisture alfalfa bales; however, its optimal moisture thresholds and ...
Zulin Yuan   +6 more
wiley   +1 more source

Assessing sprinkler systems performance with a novel experimental benchmark

open access: yesJournal of Agricultural Engineering, 2021
Sprinkler systems are one of the most popular methods of irrigation worldwide. One of their key parameters is the so-called level of uniformity, i.e. every portion of the soil should be irrigated with the same amount of water.
Andrea Petroselli   +6 more
doaj  

Robert McNamara from A.D. Ferguson, April 3, 1934

open access: yes, 2022
Letter to Robert McNamara from A.D. Ferguson for California State Association of Journeymen Plumbers, Steam and Sprinkler fitters dated April 3 ...
Ferguson, A.D.
core   +1 more source

Transforming Agricultural Water Management Through the Water–Energy–Food Nexus: Trends, Opportunities, Barriers and Solutions

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Agricultural water management (AWM) is increasingly transitioning towards transformative thinking, where interconnected sectors, including water, energy and food, are managed holistically. Trends point towards cross‐sectoral and harmonised strategies to optimise water use efficiency and productivity, integrate renewable energy, promote ...
Luxon Nhamo   +5 more
wiley   +1 more source

Development and performance evaluation of an embedded PI controller for pressure regulation in irrigation emitter testing [PDF]

open access: yesScientia Agricola
Tests to characterize the flow rate-pressure curve of irrigation emitters require control of test pressure to ensure the measurement certainty needed in the tests.
Mateus Gomes Corrêa de Melo   +3 more
doaj   +2 more sources

Towards Water, Food and Energy Security: The Global Challenges and Possible Solutions for a Holistic Vision of Sustainability

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT This invited paper gives an overview of the challenges the world is facing and offers a possible solution for water and food security within the holistic integrated concept of the water–energy–food (WEF) nexus. The paper summarizes the experience the author gained through working on various research projects at national and international ...
Ragab Ragab
wiley   +1 more source

Drivers and Challenges of Micro‐Irrigation Adoption and Intensity in India: A Study of Four States

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT India's food security relies substantially on groundwater, but inefficient irrigation is seriously depleting this resource. Micro‐irrigation (MI) improves irrigation application efficiency and productivity, yet adoption remains low. This study examines MI adoption across four major Indian states—Uttar Pradesh, Maharashtra, Madhya Pradesh and ...
Gurpreet Singh   +2 more
wiley   +1 more source

Potential for the Detection of Irrigation Events on Maize Plots Using Sentinel-1 Soil Moisture Products

open access: yesRemote Sensing, 2020
Although the real timing and flow rates used for crop irrigation are controlled at the scale of individual plots by the irrigator, they are not generally known by the farm upper management.
Michel Le Page   +5 more
doaj   +1 more source

Variable Rate Irrigation: A Long‐Term Simulated and Field Data Analyses of Irrigation Practices, Field Variability, Economic Feasibility and Profitability

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Long‐term economic analyses of variable rate irrigation (VRI) strategies were performed compared with uniform irrigation management (UIM) in a reference production field using the AquaCrop model. Five strategies to trigger irrigation were as follows: (Field Capacity‐VRI, Driest Soil Trigger‐VRI, Water Mining‐VRI, Conventional Uniform ...
Sahil Sharma, Suat Irmak, William Kranz
wiley   +1 more source

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