Results 131 to 140 of about 4,672,682 (301)

Does Contract Farming Reduce Pesticide Use? Panel Data Evidence From Smallholder Farmers in China

Agribusiness, EarlyView.
ABSTRACT The inappropriate and excessive use of pesticides poses a major threat to human and ecosystem health in the agri‐food sector. While existing studies have examined the potential of contract farming to address this issue, most have focused on large‐scale farms and relied on small or transactional datasets, often leaving the role of crop‐specific
Zhihui Liang, Shan Jin, Matthew Gorton
wiley   +1 more source

Drought Exposure and Dynamic Input Adjustment in North Central U.S. Agriculture

Agribusiness, EarlyView.
ABSTRACT This article examines whether realized extreme drought episodes affect the speed of adjustment of derived input demands and output supplies toward their long‐run equilibrium in U.S. agriculture, focusing on states in the North Central Region.
Victor H. Lana Pinto, Lilyan E. Fulginiti, Richard K. Perrin   +2 more
wiley   +1 more source

Self‐Assembled Pt(II) Complexes Boost Up Stem Cell Proliferation and Accelerate Metamorphosis in Living Organisms

Angewandte Chemie, EarlyView.
Pt1, an organometallic platinum‐based complex, act as a modulator of redox homeostasis in cnidarians, regulating cellular functions and life‐cycle dynamics. In Nematostella vectensis, it mitigates oxidative stress, strengthens detox systems and accelerates development.
Giuseppina Tommasini, Tania Pecoraro, Anna Lewinska, Maciej Wnuk, Olga Kolodziej, Daniela Intartaglia, Simona Morgera, Alessandro Aliprandi, Giulia Veronesi, Giorgio Facchetti, Isabella Rimoldi, Angela Tino, Claudia Tortiglione, Luisa De Cola   +13 more
wiley   +2 more sources

Optimality and Constraint in a Self-Fertilized Alga [PDF]

Evolution, 1986
Graham, Bell, Mihcail, Praiss
openaire   +2 more sources

Assessing bullying, being bullied, and self-concept : a psychometric evaluation of the Adolescent Peer Relations Instrument and Self-Description Questionnaire II for upper primary aged children

, 2006
Research on school bullying tends to focus on single-item item rather than scale-based questionnaires, the former of which do not take into consideration the different types of bullying which can take place.
Finger, Linda R., Dowson, Martin, Craven, Rhonda   +2 more
core  

Cross‐Sectoral AI Integration Is Essential to Tackling Food Waste and Food Insecurity: A Roadmap for Developing Resilient Food Systems

Advanced Intelligent Systems, EarlyView.
As food insecurity and global food demands surge, artificial intelligence (AI)‐based technologies offer promising opportunities to reduce food loss and waste. In this perspective, current AI adoption across the food supply chain is assessed using various academic, industry, and policy sources.
Akansha Prasad, Hannah Mann, Lubna Najm, Shadman Khan, Carlos D. M. Filipe, Tohid F. Didar   +5 more
wiley   +1 more source

Opening doors? Professional self-concept of pre-service teachers in relation to the inclusion of students with disabilities

, 2006
Current research indicates that a key to successful inclusive practices lies in teacher attitudes and preparation. It is proposed that effectively including students with disabilities in mainstream classrooms will be dependent on the focus and content of
Healey, Jean B., Marder, Kurt
core  

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

American 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, Gashaw T. Abate, Seid Yimam, Rui Benfica, David J. Spielman, Frank Place   +5 more
wiley   +1 more source

The role of venture‐financed startups in innovation for US agriculture

American Journal of Agricultural Economics, EarlyView.
Abstract To evaluate the role played by startup companies in the innovation ecosystem of US agriculture, we compile a unique dataset of 6024 new entrants founded 1987–2019 that details their financing lifecycles, annual economic performance, and patenting activities.
Gregory D. Graff, Charles A. W. de Grazia, Nicholas E. Rada   +2 more
wiley   +1 more source

Delayed Self-Fertilization in Triodanis perfoliata

, 2014
Self-fertilization is a reproductive technique that allows a plant to produce offspring even when pollinators may be scarce. Utilizing the process of delayed selfing, a species is with the benefits of both cross-pollination and self-fertilization as it ...
Patel, Hetal, R
core   +2 more sources