Results 151 to 160 of about 214,797 (305)

Seeds of change: The impact of Ethiopia's direct seed marketing approach on smallholders' seed purchases and productivity

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract While multiple factors explain low adoption rates of improved varieties by small‐scale farmers in sub‐Saharan Africa, a key supply‐side constraint is the limited availability of seed embodying new traits in the volume, quality, price, and timeliness required by farmers. This constraint is partly attributable to classical failures in the market
Dawit Mekonnen   +5 more
wiley   +1 more source

Longitudinal association between early-life famine exposure and risk of microvascular complications of type 2 diabetes in adulthood: A retrospective cohort in Tianjin, China. [PDF]

open access: yesAsia Pac J Clin Nutr
Cheng X   +12 more
europepmc   +1 more source

Lost in aggregation? On the importance of local food price data for food poverty estimates

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract This paper explores within‐country variations in food price dynamics and food poverty estimates by employing local market price data and national consumer price index (CPI) data. Our results show that national CPI data may be useful for approximating national trends but they fail to detect and identify spatial variations in local trends, which
Stephan Dietrich   +4 more
wiley   +1 more source

Prenatal famine exposure restricts genetic effects on birth weight with implications for metabolic disease risk. [PDF]

open access: yesCommun Med (Lond)
Taeubert MJ   +10 more
europepmc   +1 more source

From famine to food crisis. What history can teach us about local and global subsistence crises [PDF]

open access: yes
The range of famine prone regions in the world has been shrinking for centuries; it’s currently mainly limited to sub-Sahara Africa. Yet the impact of endemic hunger has not declined and the early 21st century seems to be faced with a new threat: global ...
Vanhaute, Eric
core   +1 more source

Manifold limits on seed production by individual flowering plants

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise Historically, angiosperm seed production has been considered to be either pollen or resource limited. However, seed production involves more than pollen and seed resources and typically involves multiple ovules in multiple flowers. Therefore, various constraints may act simultaneously. Methods Proportional components of seed production
Lawrence D. Harder   +1 more
wiley   +1 more source

Speculative Price Bubbles in the Rice Market and the 1974 Bangladesh Famine [PDF]

open access: yes
This paper investigates the role played by speculative price bubbles in destabilizing food markets in Bangladesh during the 1974 famine. The hypothesis of speculative price bubbles in the rice market is tested using weekly price data.
Charles Becker, Munir Quddus
core  

Neighborhood social environments and mental health among youth and adults in public housing

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract Neighborhoods influence health in part through social processes. However, little is known about how multiple neighborhood social processes co‐occur, or about within (vs. between) neighborhood variation in social processes and health. This study asked how residents of a large public housing development describe their neighborhood and used ...
Jane Leer   +3 more
wiley   +1 more source

Forty years later: adult health and non-communicable disease following the 1984-1985 Great Ethiopian Famine - a retrospective cohort study. [PDF]

open access: yesBMJ Glob Health
Abera M   +23 more
europepmc   +1 more source

Family Background, School Quality, Ability and Student Achievement in Rural China –Identification Using Famine-Generated Instruments [PDF]

open access: yes
This paper investigates the determinants of academic achievement in basic education (grade 1-9) for a sample of children (aged 9-12 in 2000) from rural China.
Chen, Qihui
core   +1 more source

Home - About - Disclaimer - Privacy