Results 111 to 120 of about 3,743,090 (358)

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

Irrigation management with remote sensing [PDF]

open access: yes
Two visible/near IR hand held radiometers and a hand held thermoradiometer were used along with soil moisture and lysimetric measurements in a study of soil moisture distribution in afalfa fields on the Navajo Indian Irrigation Project near farmington ...
Harlan, C.   +3 more
core   +1 more source

The effect of climate change adaptation strategies on bean yield in central and northern Uganda [PDF]

open access: yes, 2020
This paper analyses the impact of adaptation to climate change on bean productivity on a micro-scale using instrumental variable techniques in a two-stage econometric model, using data collected from farming households in northern and central Uganda.
Bonabana-Wabbi, Jackline   +2 more
core  

Unassisted Photoelectrochemical Hydrogen Production Coupled with Selective Glucose Oxidation Using Metal Halide Perovskite Photoanodes

open access: yesAdvanced Functional Materials, EarlyView.
A metal halide perovskite‐based photoanode integrated with a CoNiFe layered double hydroxide (LDH) cocatalyst is reported for selective glucose oxidation reaction (GOR), achieving simultaneous and unassisted photoelectrochemical hydrogen production. This system delivers high photocurrent density, excellent Faradaic efficiency of GOR, and strong techno ...
Shujie Zhou   +12 more
wiley   +1 more source

Estimating the Amount of Water Required for Crop Irrigation Based on the Application of FAO's CROPWAT Program in the Case of Kashkadarya Region [PDF]

open access: yesBIO Web of Conferences
The article calculates the amount of water required for irrigation in the irrigated areas of Kashkadarya region based on the climate change conditions using the cropwat program of FAO.
Abdullaev Botirjon   +5 more
doaj   +1 more source

STRUCTURAL MODELS OF AREA YIELD CROP INSURANCE [PDF]

open access: yes
Earlier analyses of area yield crop insurance schemes used a reduced form linear relationship between individual and area yield. However, without knowledge of the structural framework, the analysis and design of alternative schemes is problematic.
Ramaswami, Bharat, Roe, Terry L.
core   +1 more source

Large-Scale Spatial Modeling of Crop Coefficient and Biomass Production in Agroecosystems in Southeast Brazil

open access: yes, 2018
Sentinel-2 images at 10-m resolution were used for modeling crop coefficients and biomass production with the application of the so-called SAFER (Simple Algorithm for Evapotranspiration Retrieving) and Monteith model for biomass production in an area ...
César de Oliveira Ferreira Silva   +2 more
semanticscholar   +1 more source

Evapotranspiration, crop coefficient and water use efficiency of coriander grown in tropical environment

open access: yesHorticultura Brasileira, 2018
The water scarcity is expected to intensify in the future and irrigation becomes an essential component of crop production, especially in arid and semiarid regions, where the available water resources are limited.
V. P. D. Silva   +9 more
semanticscholar   +1 more source

Controlled Aggregation of Pyrene‐Based Supramolecular Nanostructures for Light‐Driven Switchable H2 or H2O2 Production

open access: yesAdvanced Functional Materials, EarlyView.
This work reports the self‐assembly of a pyrene derivative into two distinct nanostructures and their application in visible‐light photocatalysis. The two nanostructures exhibit completely different yet complementary photocatalytic activities, promoting either H2 or H2O2 evolution.
Marianna Barbieri   +6 more
wiley   +1 more source

Estimating crop coefficients for corn during an evapotranspiration experiment on an oxisol in Brazil Determinação de coeficientes de cultura para o milho durante um experimento de evapotranspiração em um oxisol do Brasil

open access: yesScientia Agricola, 1994
Soil water balance components were measured during two periods (from 1989 to 1991) on a Dark Red Latosol (oxisol) in Piracicaba,SP, Brazil. The change in soil water storage and the soil water fluxes at the lower limit of the rooting zone were calculated ...
M.M. Villagra   +4 more
doaj   +1 more source

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