On Tuesday, the Centre had invited farmer unions from Punjab for another round of ministerial talks on December 3 to resolve differences over the farm laws.
The Delhi Police has enhanced deployment of security personnel, stationed sand-laden trucks and water cannons and used barbed wire for fencing at the Singhu and Tikri border points.
Dhansa and Jharoda Kalan borders were closed for traffic movement due to the demonstration and commuters were asked to take an alternative route, the Delhi Traffic Police said.
The Delhi Police on Friday used tear gas shells to disperse a group of farmers who had reached the Singhu border as part of the protest march.
Security has been strengthened at the border and sand-laden trucks and water cannons have been stationed. Barbed wire is also being used for fencing.
The Delhi Police had on Thursday enhanced deployment of security personnel, stationed sand-laden trucks and water cannons and used barbed wire for fencing at the Singhu border.
The agitators threw some barricades into the nearby Ghaggar river and made their way into Ambala, pushing trucks aside despite heavy deployment of security personnel.
Earlier today, police used water cannon to disperse the farmers gathered at Shambhu border, near Ambala (Haryana), to proceed to Delhi to stage a demonstration against the farm laws.
Haryana put up road barricades along its border with Punjab on Wednesday as farmers in the adjoining state massed with their tractor-trailers for their "Delhi Chalo" march to protest against the laws.
At the Singhu border, the Delhi Police stationed trucks filled with sand to stop movement of tractors driven by farmers.
The shops and commercial establishments remained shut and roads wore a deserted look, with vehicles staying off the roads.
The farmer groups said they are ready for their proposed march as it will be a 'historic' agitation in which women and youth will participate in large numbers.
The Western Railway (WR) on Monday said it restored 11 trains, which were either cancelled, short-terminated or short-originated, due to the farmers' agitation in Punjab.
These trains will be the first set to be operated by the Railways after almost a two month suspension due to the farmers protest in the state.
Goods trains have not entered Punjab for nearly two months, except for two days in October, due to the rail blockade by farmers over the contentious farm laws.