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Avoiding a bad apple: Insect pollination enhances fruit quality and economic value.
M P D Garratt1, T D Breeze1, N Jenner2
1Centre for Agri-Environmental Research, School of Agriculture, Policy and Development, University of Reading, UK.
Agriculture, Ecosystems & Environment
|April 22, 2014
Summary
Insect pollination is vital for UK apple production, contributing £36.7 million annually by improving both yield and quality. Understanding these full benefits is crucial for effective pollinator management strategies.
Area of Science:
- Agricultural Science
- Ecology
- Economics
Background:
- Insect pollination is a critical ecosystem service for global food production, particularly for fruit crops like apples.
- Previous economic valuations of pollination often overlooked quality benefits, focusing solely on crop yield.
- Understanding the comprehensive economic value of insect pollination is essential for justifying investments in pollinator management.
Purpose of the Study:
- To quantify the influence of insect pollination on both yield and quality for UK apple varieties (Gala and Cox).
- To assess whether yield or quality is limited by sub-optimal insect pollination.
- To economically value insect pollination services in UK apple production and identify potential improvements through management.
Main Methods:
- Field experiments were conducted to measure the impact of insect pollination on apple yield and quality attributes.
- A bioeconomic model was employed to estimate the economic value of pollination services to the UK apple industry.
- Variety-specific effects of pollination on apple characteristics were analyzed.
Main Results:
- Insect pollination is essential for Gala and Cox apple production in the UK, contributing an estimated £36.7 million annually.
- Pollination significantly impacts apple quality (size, shape, market classification), with variety-specific effects.
- There is a potential to increase UK apple output by up to £5.7 million annually through improved pollination services for Gala apples.
Conclusions:
- Insect pollinators provide substantial economic benefits to the UK apple industry, exceeding previous estimates by considering quality.
- Pollinator decline poses significant financial risks to apple production; proactive management is recommended.
- Valuing pollination services requires a holistic approach, considering yield, quality, varietal differences, and management costs for effective investment decisions.
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