Results 291 to 300 of about 850,801 (349)

King and Cochrane: The technological treadmill and racial inequity in US agriculture

open access: yesApplied Economic Perspectives and Policy, EarlyView.
Abstract Between 1920 and 1969, the number of Black farmers in the US decreased from 14% of all operators to 4%. Using Martin Luther King Jr.'s critique of agricultural policy and Willard Cochrane's theory of the technological treadmill, we explore how racial discrimination was linked to policies that led to structural change in US agriculture.
Jared Hutchins, Jacopo De Marinis
wiley   +1 more source

Analysis of the clinical features of 980 accidental pediatric injuries in the PICU. [PDF]

open access: yesFront Pediatr
Yang Y   +7 more
europepmc   +1 more source

Spectrally Engineered Greenhouse Cool Cover for Energy and Water Efficiency in Diverse Climates

open access: yesAdvanced Energy and Sustainability Research, EarlyView.
A spectrally selective multilayer cool cover reflects NIR and transmits photosynthetically active radiation to reduce cooling demand while maintaining crop productivity. Designed for hot climates, it enhances energy and water efficiency in greenhouses.
Amrit Kumar Thakur   +3 more
wiley   +1 more source

Resolution in Two-Photon Imaging: A Local Manifestation of Entanglement. [PDF]

open access: yesACS Photonics
Gregory T   +8 more
europepmc   +1 more source

Accidental oculofacial vaccinia

open access: yesThe Turkish Journal of Pediatrics, 1982
U Dilmen, G Kanra
doaj  

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