He said that a lot of the pastoralists and retailers had lost their businesses due to lack of purchasing power.
He also condemned cattle rustling allegedly by some military operatives and vigilante groups in some states.
The group said in an interview that none of its issues have been addressed by the Buhari administration.
Mr Buni gave the charge when the newly-elected national president of MACBAN, Baba Ngelzarma, paid him a courtesy visit.
“We see no mileage in supporting any politician when we are overwhelmed by the crisis being faced by our members nationwide.”
Mr Adamu and four others were gunned down by bandits at Dako hamlet near Dobi Village in Gwagwalada, Federal Capital Territory (FCT).
The Miyetti Allah Cattle Breeders Association of Nigeria (MACBAN), says it has evolved strategies to curb incessant security challenges confronting pastoralists.
Mr Ngelzarma said ethnic Fulanis have been wrongly labelled as criminals due to the security challenges in the country.
Mr Ortom had requested the proscription of Miyetti Allah and the Fulani Nationality Movement (FUNAM) just as bandits.
He stated that MCBAN was a peace loving association, adding that it was never a criminals association.
