India, Nov. 22 -- Prime Minister Narendra Modi on Sunday extended his greetings to Samajwadi party supremo Mulayam Singh Yadav on his 81st birthday and said the latter is one of the senior-most and experienced leaders of the nation.

"Spoke to Mulayam Singh Yadav and greeted him on his birthday. He is one of the senior-most and experienced leaders of our country who is passionate about agriculture and rural development. I pray for his long and healthy life," PM Modi tweeted.

Earlier in the day, the party workers celebrated Mulayam Singh's birthday outside his residence and the party office in Lucknow.

The area around Singh's residence was decorated with poster greetings and the party workers were seen reaching the party headquarters in ...