A Dutch salad grower is using a swarm of dozens of palm-sized drones to seek and destroy moths that are a threat to crops in his greenhouses.
The adapted drones use cameras and smart technology to scan the airspace in the greenhouses and destroy the insects with their rotors in head-on collisions.
Koppert Cress chief executive Rob Baan, who does not use pesticides on his plants, turned to technology to bring down the moths that produce caterpillars that harm his crops.
He says that 50 drone "sentries" will be enough to tackle unwanted pests.
The system is smart enough to distinguish between the moths and other insects that are beneficial for his plants.
"You don't want to kill a ladybug, because a ladybug is very helpful against aphids," Mr Baan told Associated Press.
"So they should kill the bad ones, not the good ones. And the good ones are sometimes very expensive – I pay at least 50 cents for one bumblebee, so I don't want them to kill my bumblebees."
The drone system is the brainchild of former students from the Technical University in Delft, the Netherlands, who thought they might be able to use drones to kill mosquitoes buzzing around their rooms at night.

It was taken up by technology start-up PATS Indoor Drone Solutions. "It's still a development product, but we ... have very good results,” chief executive Bram Tijmons said.
“We are targeting moths and we are taking them out every night in an autonomous way without human intervention."
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National Editorial: Suleimani has been killed, now we must de-escalate
Mina Al Oraibi: Air strike casts a long shadow over the decade ahead
Jack Moore: Why the assassination is such a monumental gamble
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War on waste
Our family matters legal consultant
Name: Hassan Mohsen Elhais
Position: legal consultant with Al Rowaad Advocates and Legal Consultants.
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The specs: Audi e-tron
Price, base: From Dh325,000 (estimate)
Engine: Twin electric motors and 95kWh battery pack
Transmission: Single-speed auto
Power: 408hp
Torque: 664Nm
Range: 400 kilometres
Killing of Qassem Suleimani
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Mina Al Oraibi: Air strike casts a long shadow over the decade ahead
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Living in...
This article is part of a guide on where to live in the UAE. Our reporters will profile some of the country’s most desirable districts, provide an estimate of rental prices and introduce you to some of the residents who call each area home.
While you're here
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MATCH INFO
Juventus 1 (Dybala 45')
Lazio 3 (Alberto 16', Lulic 73', Cataldi 90 4')
Red card: Rodrigo Bentancur (Juventus)
Killing of Qassem Suleimani
National Editorial: Suleimani has been killed, now we must de-escalate
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Jack Moore: Why the assassination is such a monumental gamble
Matthew Levitt: Iran retains its ability to launch terror attacks
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Hussein Ibish: Trump's order on solid constitutional ground
Rashmee Roshan Lall: Sound of silence in South Asia
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The biog
Name: Timothy Husband
Nationality: New Zealand
Education: Degree in zoology at The University of Sydney
Favourite book: Lemurs of Madagascar by Russell A Mittermeier
Favourite music: Billy Joel
Weekends and holidays: Talking about animals or visiting his farm in Australia
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What can victims do?
Always use only regulated platforms
Stop all transactions and communication on suspicion
Save all evidence (screenshots, chat logs, transaction IDs)
Report to local authorities
Warn others to prevent further harm
Courtesy: Crystal Intelligence
Test squad: Azhar Ali (captain), Abid Ali, Asad Shafiq, Babar Azam, Haris Sohail, Imam-ul-Haq, Imran Khan, Iftikhar Ahmed, Kashif Bhatti, Mohammad Abbas, Mohammad Rizwan(wicketkeeper), Musa Khan, Naseem Shah, Shaheen Afridi, Shan Masood, Yasir Shah
Twenty20 squad: Babar Azam (captain), Asif Ali, Fakhar Zaman, Haris Sohail, Iftikhar Ahmed, Imad Wasim, Imam-ul-Haq, Khushdil Shah, Mohammad Amir, Mohammad Hasnain, Mohammad Irfan, Mohammad Rizwan (wicketkeeper), Musa Khan, Shadab Khan, Usman Qadir, Wahab Riaz
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AndhaDhun
Director: Sriram Raghavan
Producer: Matchbox Pictures, Viacom18
Cast: Ayushmann Khurrana, Tabu, Radhika Apte, Anil Dhawan
Rating: 3.5/5
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The specs: 2018 Nissan 370Z Nismo
The specs: 2018 Nissan 370Z Nismo
Price, base / as tested: Dh182,178
Engine: 3.7-litre V6
Power: 350hp @ 7,400rpm
Torque: 374Nm @ 5,200rpm
Transmission: Seven-speed automatic
Fuel consumption, combined: 10.5L / 100km
MATCH INFO
First Test at Barbados
West Indies won by 381 runs
Second Test at Antigua
West Indies won by 10 wickets
Third Test at St Lucia
February 9-13
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if you go
The flights
Emirates have direct flights from Dubai to Glasgow from Dh3,115. Alternatively, if you want to see a bit of Edinburgh first, then you can fly there direct with Etihad from Abu Dhabi.
The hotel
Located in the heart of Mackintosh's Glasgow, the Dakota Deluxe is perhaps the most refined hotel anywhere in the city. Doubles from Dh850 |
Events and tours
There are various Mackintosh specific events throughout 2018 – for more details and to see a map of his surviving designs see glasgowmackintosh.com
For walking tours focussing on the Glasgow Style, see the website of the Glasgow School of Art.
More information
For ideas on planning a trip to Scotland, visit www.visitscotland.com
SQUADS
Bangladesh (from): Shadman Islam, Mominul Haque, Soumya Sarkar, Shakib Al Hasan (capt), Mahmudullah Riyad, Mohammad Mithun, Mushfiqur Rahim, Liton Das, Taijul Islam, Mosaddek Hossain, Nayeem Hasan, Mehedi Hasan, Taskin Ahmed, Ebadat Hossain, Abu Jayed
Afghanistan (from): Rashid Khan (capt), Ihsanullah Janat, Javid Ahmadi, Ibrahim Zadran, Rahmat Shah, Hashmatullah Shahidi, Asghar Afghan, Ikram Alikhil, Mohammad Nabi, Qais Ahmad, Sayed Ahmad Shirzad, Yamin Ahmadzai, Zahir Khan Pakteen, Afsar Zazai, Shapoor Zadran
Russia's Muslim Heartlands
Dominic Rubin, Oxford
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How to help
Donate towards food and a flight by transferring money to this registered charity's account.
Account name: Dar Al Ber Society
Account Number: 11 530 734
IBAN: AE 9805 000 000 000 11 530 734
Bank Name: Abu Dhabi Islamic Bank
To ensure that your contribution reaches these people, please send the copy of deposit/transfer receipt to: juhi.khan@daralber.ae
The biog
Full name: Aisha Abdulqader Saeed
Age: 34
Emirate: Dubai
Favourite quote: "No one has ever become poor by giving"
COMPANY%20PROFILE
Cricket World Cup League Two
Oman, UAE, Namibia
Al Amerat, Muscat
Results
Oman beat UAE by five wickets
UAE beat Namibia by eight runs
Fixtures
Wednesday January 8 –Oman v Namibia
Thursday January 9 – Oman v UAE
Saturday January 11 – UAE v Namibia
Sunday January 12 – Oman v Namibia
How to help
Send “thenational” to the following numbers or call the hotline on: 0502955999
2289 – Dh10
2252 – Dh 50
6025 – Dh20
6027 – Dh 100
6026 – Dh 200
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Key findings
- Over a period of seven years, a team of scientists analysed dietary data from 50,000 North American adults.
- Eating one or two meals a day was associated with a relative decrease in BMI, compared with three meals. Snacks count as a meal. Likewise, participants who ate more than three meals a day experienced an increase in BMI: the more meals a day, the greater the increase.
- People who ate breakfast experienced a relative decrease in their BMI compared with “breakfast-skippers”.
- Those who turned the eating day on its head to make breakfast the biggest meal of the day, did even better.
- But scrapping dinner altogether gave the best results. The study found that the BMI of subjects who had a long overnight fast (of 18 hours or more) decreased when compared even with those who had a medium overnight fast, of between 12 and 17 hours.
Difference between fractional ownership and timeshare
Although similar in its appearance, the concept of a fractional title deed is unlike that of a timeshare, which usually involves multiple investors buying “time” in a property whereby the owner has the right to occupation for a specified period of time in any year, as opposed to the actual real estate, said John Peacock, Head of Indirect Tax and Conveyancing, BSA Ahmad Bin Hezeem & Associates, a law firm.
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The National Editorial: Is there much to celebrate on International Women's Day 2021?
UAE squad
Esha Oza (captain), Al Maseera Jahangir, Emily Thomas, Heena Hotchandani, Indhuja Nandakumar, Katie Thompson, Lavanya Keny, Mehak Thakur, Michelle Botha, Rinitha Rajith, Samaira Dharnidharka, Siya Gokhale, Sashikala Silva, Suraksha Kotte, Theertha Satish (wicketkeeper) Udeni Kuruppuarachchige, Vaishnave Mahesh.
UAE tour of Zimbabwe
All matches in Bulawayo
Friday, Sept 26 – First ODI
Sunday, Sept 28 – Second ODI
Tuesday, Sept 30 – Third ODI
Thursday, Oct 2 – Fourth ODI
Sunday, Oct 5 – First T20I
Monday, Oct 6 – Second T20I
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