January 17, 2025

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Automated asparagus harvesting cuts… – Information Centre – Research & Innovation

Harvesting white asparagus relies seriously on handbook labour, an cost that spots a financial pressure on farmers. To tackle this, an EU-funded job has formulated an automated harvesting device that selectively picks only ripe asparagus and doesn’t destruction the crop. This will save farmers money, increases crop quality and gets rid of the will need for back-breaking operate.


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© Cerescon 2020

Selective harvesting involves buying components of the crop that are ripe, without the need of harmful components of the crop that will need to be harvested at a later on time or remaining in the soil. At the minute, this method is only carried out by hand. Normal examples of selectively harvested crops contain tomatoes, cucumbers, strawberries, melons, blueberries and raspberries.

“This is also the scenario for white asparagus,” suggests SPARTerS job coordinator Thérèse van Vinken of Cerescon in the Netherlands. “The European marketplace is now worthy of about EUR 800 million a year, but unfortunately the entire marketplace is below threat. This is partly since the range of hand pickers is declining year by year, whilst the price tag of handbook labour carries on to increase.”

There are other problems related with hand buying. Asparagus spears can from time to time go undetected and be remaining sticking out of the sand mattress for the next harvesting session. This can lead to discolouration and the asparagus acquiring open up heads.

Automatic harvesting resolution

To tackle these worries, the EU-funded SPARTerS job has targeted on bringing to marketplace a mechanised selective harvesting machine. The crucial purpose of this innovation is to reduced asparagus harvesting charges, as perfectly as improving the quality and amount of the crop.

“The resolution is based mostly on a patented underground detection strategy,” explains van Vinken. “Sensors detect the asparagus as it grows underground, without the need of coming into get in touch with with it. This suggests that the crop stays undamaged.”

At this point, data on the asparagus is transmitted to a patented self-propelled harvesting robot. The robot picks only the asparagus that is prepared to be picked in one one movement, placing it on a conveyor. The hole remaining powering in the sand mattress is then fixed, to avert the next crop from escalating curved.

Trials have shown that working with the Sparter machine can slice the cost of harvesting by fifty percent, in element from cost savings on labour charges but also since the crop is not broken and there is minor wastage.

“All sorts of data can be gathered from the underground sensors,” adds van Vinken. “This can help make certain that crop yields are additional predictable.” For instance, farmers can be designed conscious of the will need for fertilisation or irrigation at a sure time, or in a sure place of the subject.

Asparagus growers have been instrumental in the advancement of Sparter from the beginning. “We shaped a UserGroup, designed up of growers in the Netherlands and Germany,” explains van Vinken. “These farmers provided in depth feed-back on the advancement of this technological innovation and have also been important in providing us with information and facts on their unique demands, amenities and buying charges.”

Future of farming

Van Vinken believes that the Sparter innovation signifies the foreseeable future of asparagus farming, specially in light of the coronavirus epidemic. Growers, seriously dependent on handbook labour to have a tendency their asparagus beds, have been remaining in disaster immediately after borders have been closed.

“Selective harvesting in western Europe is normally carried out by short term employees who occur from overseas,” explains van Vinken. “As a lot of of these employees have been unable to journey, farmers have been unable to have a tendency their crops. In some circumstances, in between 70 and eighty {79e59ee6e2f5cf570628ed7ac4055bef3419265de010b59461d891d43fac5627} of asparagus beds have been remaining unharvested.”

Another point is that handbook white asparagus harvesting is heavy, bodily and demanding operate. Transitioning to automated selective harvesting claims to produce additional proficient and far better experienced jobs that emphasis on machine operation and sorting.
Even with the worries the sector faces, Europe nevertheless signifies practically one 3rd of the world’s asparagus marketplace. Van Vinken is confident that this stays a profitable marketplace that can be crafted on and enhanced with the application of technological innovation.
Indeed, SPARTerS is surely foremost the way – because of to the good results of the EU-funded job, the job workforce have also not long ago gained an added EUR 3 million from private sources to proceed their operate.