Nicholas Tyack
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View article: Certification and Credibility: Do Seed Certification Systems in Uganda Help Signal Quality to Farmers?
Certification and Credibility: Do Seed Certification Systems in Uganda Help Signal Quality to Farmers? Open
The value of purchased seed is a product of its underlying genetic information. However, farmers purchasing seed face a classic information asymmetry problem, as varietal identity is not directly observable. In this article we investigate …
View article: An experimental approach to farmer valuation of African rice genetic resources
An experimental approach to farmer valuation of African rice genetic resources Open
Genebanks serve as both providers of valuable traits for breeding programs and repositories of diverse crop genetic material representing society's agricultural heritage. In this study, we use a Becker‐DeGroot‐Marschak mechanism to elicit …
View article: Using Information to Improve Global Cooperation: A Climate Change Experiment
Using Information to Improve Global Cooperation: A Climate Change Experiment Open
We run an experiment in five countries with 7,132 respondents to study how information about the behaviour of others affects contributions to climate change mitigation. Acting on behalf of their own countries, respondents receive informati…
View article: Short-term impact of the COVID-19 pandemic on the livelihood of smallholder rice farmers in developing countries
Short-term impact of the COVID-19 pandemic on the livelihood of smallholder rice farmers in developing countries Open
The COVID-19 pandemic is a major international health crisis which has resulted in simultaneous economic, social and food security crises. This study aimed to provide a snapshot of the short-term impact of the COVID-19 pandemic on smallhol…
View article: The Potential of Payment for Ecosystem Services for Crop Wild Relative Conservation
The Potential of Payment for Ecosystem Services for Crop Wild Relative Conservation Open
Crop wild relatives (CWR) have proven to be very valuable in agricultural breeding programs but remain a relatively under-utilized and under-protected resource. CWR have provided resistance to pests and diseases, abiotic stress tolerance, …
View article: Systems thinking: an approach for understanding ‘eco-agri-food systems’
Systems thinking: an approach for understanding ‘eco-agri-food systems’ Open
Chapter 3 provides an overview of the diversity of agriculture and food systems, each with different contributions to
\nglobal food security, impacts on the natural resource base and ways of working through food system supply chains.
\nWe …
View article: Social Valuation of Genebank Activities: Assessing Public Demand for Genetic Resource Conservation in the Czech Republic
Social Valuation of Genebank Activities: Assessing Public Demand for Genetic Resource Conservation in the Czech Republic Open
The use of diverse genetic resources to breed improved crop varieties has been a key driver of agricultural productivity improvements in the past century. At the same time, the adoption of modern varieties has contributed to substantial lo…
View article: Estimating the Value of Crop Diversity Conservation Services Provided by the Czech National Programme for Agrobiodiversity
Estimating the Value of Crop Diversity Conservation Services Provided by the Czech National Programme for Agrobiodiversity Open
We estimate the willingness-to-pay (WTP) for conserving crop varieties for ten years in the Czech Republic using a double-bounded dichotomous choice model to analyze data collected with an online contingent valuation survey administered to…