Bengaluru, June 13 -- Karnataka chief minister Siddaramaiah has written to his Andhra Pradesh counterpart N Chandrababu Naidu, requesting the immediate withdrawal of a ban on the entry of Totapuri mangoes from Karnataka into Chittoor district. The directive, reportedly issued on June 7 by the Chittoor district collector, has triggered concerns in Karnataka over its impact on inter-state trade and farmers' livelihoods.

In his letter dated June 11, Siddaramaiah called the move unilateral and said it undermined the spirit of cooperative federalism. He cautioned that such decisions, made without consultation or coordination, could provoke tensions and lead to retaliatory actions, further straining the movement of goods between states.

"I am...