Local members of Farm Watch, a group aimed at reducing rural crime and deterring criminals, searched for the trike on Monday evening and a drone was used to scour the area but to no avail.

Hertfordshire Constabulary is urging farmers to review security measures following thefts of GPS domes and related computer screens elsewhere in the country.

Detective Sergeant Daniel Webb, from the Local Crime Unit at Hertfordshire Police, said: "We take rural crime very seriously and have specialist officers within the constabulary who are trained to provide advice and support to the rural community.

Police are appealing for witnesses and information after 101 dead lambs were dumped on Hill Farm in Radlett.

A man who stole over 600 sheep has been ordered to pay back the proceeds of his crimes to affected farmers, a total of £11,000.

The bikes were found in woodland off of Lemsford Road by the Safer Neighbourhood Team who were responding to concerns from the public about anti-social behaviour in the area.

Neighbourhood Sergeant Terry Alcock, who organised the event, said: “Barn meets have always proved very popular and are a great way to engage directly with our rural communities. This is the first one we’ve been able to hold for a couple of years due to the pandemic and I’d like to thank all those who attended and those who gave talks and presentations.

Officers from Hertsmere’s Safer Neighbourhood Team have been working with partner agencies to tackle motorcyclists riding their off-road bikes illegally on open land.

Drivers were stopped to ensure they had the correct licences for carrying waste and that their vehicle were in a roadworthy condition.

Hertfordshire Constabulary carried out a week of action as part of a national campaign to combat metal theft.

George Cardy, aged 21, and Jaye Cardy, aged 29, both of Garden Cottages, Frogmore have been charged with attempted burglary.

Thieves have stolen 40 GPS tractor kits from farms across East Anglia and Hertfordshire in an organised crime wave estimated to have cost farmers about £500,000.