New Delhi, July 21 -- Thousands of farmers from Punjab, Haryana and several other states are heading to Delhi on Tuesday to attend a Kisan Mahapanchayat against the proposed India-US trade deal, alleging that the agreement could severely hurt India's agriculture and dairy sectors.

The protest comes amid heavy security at the Punjab-Haryana border, where Haryana Police erected concrete barricades and deployed a large force at the Shambhu border to prevent farmers from entering the national capital, according to news agency PTI.

Farmer leader Sarwan Singh Pandher accused the Haryana government of stopping protesters from travelling peacefully to Delhi and said the action exposed the state's "true face".

The day-long Kisan Mahapanchayat, ...