Case Study

How a Winter Chilling Net Increased Cherry Export-Grade Pack-Out by 12 Points

As a leading 200-hectare cherry exporter in Chile’s Central Valley, this client had long faced challenges of a prolonged bloom period, decreased fruit quality, and high operational costs stemming from inconsistent winter dormancy. To overcome this, EyouAgro deployed its innovative “Winter Chilling Net” on a 50-hectare core block. After just one season, the solution delivered astounding results: the bloom period became 50% more concentrated, export-grade pack-out increased by 12 percentage points, fruit size and sweetness improved significantly, and harvest labor was cut by 33% by reducing harvest passes from three to two. This case powerfully demonstrates EyouAgro’s expert ability to solve complex horticultural challenges.
741 words, 4 minutes read time

The client is a large-scale, modern cherry producer located in Chile’s Central Valley, operating a vast 200-hectare orchard. They specialize in growing premium cherry varieties like Regina and Kordia, which are primarily exported to the highly demanding markets in Asia.

In these markets, fruit size, sweetness (Brix level), and overall appearance are critical factors that determine price and sales volume. Therefore, ensuring every cherry meets the highest export standards is the core of the client’s operation.

The Challenge

An aerial view of a large-scale cherry orchard in Chile's Central Valley, with the Andes mountains in the background.
A leading 200-hectare cherry producer in Chile, focused on exporting premium varieties to discerning Asian markets.

Despite employing advanced management techniques, the client was persistently troubled by a fundamental, climate-related issue: Insufficient Winter Chilling.

Intense daytime sun in the Chilean winter would prematurely warm the trees, disrupting their necessary low-temperature dormancy and causing a series of negative chain reactions:

  • A Prolonged and Chaotic Bloom: The flowering period across the orchard was stretched out over 20-25 days. Different trees, and even different blossoms on the same tree, would open at uncoordinated times, severely impacting the efficiency and uniformity of pollination.
  • Inconsistent Fruit Quality: Poor pollination directly led to subpar fruit development, resulting in a high percentage of small fruit with an average size of only 26mm (Large grade), making it difficult to meet the premium export standard of Jumbo grade (28mm+).
  • Low Export-Grade Pack-Out: Ultimately, only 72% of the fruit could meet the export standard. A large portion of the harvest was downgraded due to size or quality issues, causing significant profit loss.
  • High Operational Costs: Because the fruit did not mature uniformly, workers had to perform as many as three separate harvest passes across the entire orchard, dramatically increasing the already high cost of labor.

EyouAgro’s Solution

After a thorough analysis of the client’s pain points, EyouAgro’s team of experts proposed an innovative solution based on physical environmental modification, rather than traditional chemical or hormonal methods: deploying the EyouAgro Woven Winter Chilling Net.

  • The Core Principle: This specialized woven net is designed to shield dormant cherry trees from excess sunlight during the winter. This reduces daytime temperature spikes, maintaining a more consistent and prolonged low-temperature environment and ensuring the trees receive a sufficient, high-quality “sleep.”
  • Precise Implementation: We deployed the solution across a 50-hectare core block of the client’s orchard. Every panel of netting was custom-sized according to the orchard’s row spacing and topography to ensure optimal coverage and durability.
  • A Strategic Trial: This 50-hectare deployment was more than just an implementation; it was a large-scale commercial trial designed to prove the immense value of this investment with undeniable data.

The Result & Value

After one full season, the changes brought by the Winter Chilling Net were revolutionary. Every key metric showed astounding improvement:

  • A More Concentrated Bloom Laid the Foundation for a Bountiful Harvest: The bloom period was dramatically shortened from 20-25 days to just 10-12 days—a concentration increase of approximately 50%. This meant pollination across the orchard was highly synchronized, creating the perfect conditions for uniform, high-quality fruit development.
  • Bigger, Sweeter Fruit Multiplied Value: The average fruit size increased from 26mm (Large) to 28.5mm (Jumbo), successfully moving up an entire size category. Simultaneously, the average Brix level rose from 16.5 to 18.2, meaning the cherries were sweeter and more flavorful, perfectly meeting the strict demands of high-end Asian markets.
  • Export-Grade Pack-Out Soared, Profits Grew: The pack-out rate of premium fruit jumped from 72% to 84%, a massive 12-point increase. This meant a much larger proportion of the harvest could be sold at a higher price, directly translating into significant profit growth.
  • Operational Efficiency Increased, Costs Dropped: The highly uniform maturation of the fruit reduced the number of harvest passes from three to two, resulting in a direct 33% savings in harvest labor—a huge cost reduction.

Quantifiable Results

MetricBefore ImplementationAfter Using EyouAgro NetImprovement
Bloom Period20-25 Days10-12 Days~50% More Concentrated
Export-Grade Pack-Out72%84%+12 Points
Average Fruit Size26mm (Large)28.5mm (Jumbo)Moved up one size category
Average Brix Level16.518.2+1.7 Points
Harvest Passes3 Passes2 Passes33% Labor Savings

Conclusion

For top-tier agricultural producers, the real challenges often stem from environmental factors that seem impossible to change.

EyouAgro is dedicated to providing clients with powerful tools to challenge nature and optimize growth through innovative agro-textile technology.

By deploying the Winter Chilling Net, we not only solved a long-standing horticultural problem for this Chilean cherry giant but also proved, with a series of quantifiable data points, that this is a strategic investment that directly enhances fruit value, lowers operational costs, and delivers an exceptional return.

The Result in Their Own Words

"We had been struggling to solve the problem of our unconcentrated bloom, which directly impacted our high-end export business to Asian markets. The results from EyouAgro's Winter Chilling Net were astounding. The bloom period was cut by nearly half, while the fruit size and sweetness reached levels we'd never seen before, boosting our export-grade pack-out by 12 points. More importantly, reducing the harvest passes from three to two saved us a significant amount in labor costs. This was a revolutionary investment."
Javier (fictional name), Orchard Manager, Chile.

Project Overview
Location:
Central Valley, Chile
Crop:
Regina and Kordia Cherries
Primary Risks:
Inconsistent winter chilling due to intense daytime sun was causing a prolonged bloom period and poor pollination. This severely impacted fruit size and the percentage of export-quality fruit, while also increasing labor costs due to the need for multiple harvest passes.
EyouAgro Solution:
Deployed custom-sized EyouAgro Woven Winter Chilling Nets across a 50-hectare core block. By shielding the cherry trees from excess winter sun, the nets created a more stable and optimal low-temperature environment for dormancy, solving the root cause of the inconsistent bloom.
Project Timeline:
Covered one full winter dormancy, spring bloom, and the final harvest season.
EyouAgro Expert:
nicole eyouagro (2)
Nicole Cui
Lead Solutions Consultant

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