According to Satyendra Sinha, the zonal media in-charge, public meetings will be organised in five assembly seats - Gorakhpur rural, Gorakhpur urban, Sahjanwa, Pipraich and Campierganj in support of BJP candidate Upendra Datt Shukla.
"Lakhs of people are expected to attend each public meet. Booth workers have been asked to visit houses and bring the voters to rally ground in advance," Sinha said.
Besides the chief minister, senior BJP leaders, including Sadhvi Niranjan Jyoti, VK Singh, Keshav Prasad Maurya, will also hold rallies in support of the candidate.
Gorakhpur and Phulpur Lok Sabha constituencies were vacated by Chief Minister Adityanath and his Deputy Keshav Prasad Maurya respectively, after they became members of the UP Legislative Council.
Voting for the Lok Sabha bye-elections will be held on March 11, while counting of votes will take place on March 14.