Results 291 to 300 of about 487,200 (366)

Can Solar‐Powered Irrigation Systems Naturally Meet Crop Water Requirements? Proof of Concept From a Case Study in Sub‐Saharan Africa

open access: yesIrrigation and Drainage, EarlyView.
ABSTRACT Irrigation scheduling is crucial for ensuring precise water delivery to crops. However, in many sub‐Saharan African irrigation schemes, water is applied without considering crop water needs, resulting in low crop water productivity and low yields. Solar‐powered irrigation systems can automatically meet these needs by utilizing solar radiation,
Eric Oppong Danso   +15 more
wiley   +1 more source

Climate and political effects on agriculture: Empirical evidence from SSA

open access: yesInternational Studies of Economics, EarlyView.
Abstract The most of Sub‐Saharan African (SSA) countries have been affected by climate change and food insecurity problems due to the reduction of production and productivity of cereal crops in the continent. The purpose of this research was to examine the short‐run and long‐run effects of climate change on agricultural productivity in 24 selected SSA ...
Defaru Adugna Feye   +2 more
wiley   +1 more source

Revisiting Traceability of Vegetable Fresh‐Products in the EU: Why Blockchain Does (Not) Work?

open access: yesInternet Technology Letters, EarlyView.
ABSTRACT Food safety is paramount for a healthy society. Traceability provides the means for a rapid response to any type of food‐related problem at any stage of the supply chain. This study delves into the application of blockchain technology in tracking vegetable products within the European Union's regulatory framework.
I. Tasic   +4 more
wiley   +1 more source

Revisiting Group Differences in High‐Dimensional Choices: Method and Application to Congressional Speech

open access: yesJournal of Applied Econometrics, EarlyView.
ABSTRACT Gentzkow, Shapiro, and Taddy, Econometrica 87, no. 4, 2019 (henceforth GST), use a supervised text‐based regression model to assess changes in partisanship in US congressional speech over time. Their estimates imply that partisanship is far greater in recent years than in the past and that it increased sharply in the early 1990s.
Paul Hofmarcher   +3 more
wiley   +1 more source

Secure and intelligent 5G-enabled remote patient monitoring using ANN and Choquet integral fuzzy VIKOR. [PDF]

open access: yesSci Rep
Chinnaperumal S   +7 more
europepmc   +1 more source

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