Striking a careful balance, Erdogan stopped short of directly criticizing Saudi Arabia's actions but called on Saudi King Salman to show leadership by solving the crisis.
Qatar has defiantly vowed the country is "not ready to surrender" even if it would mean an end to the diplomatic row.
The Kremlin says Russian President Vladimir Putin has discussed tensions around Qatar with the crown prince of Abu Dhabi.
This is published unedited from the PTI feed.
The agreement does not contain any specific number of troops to be stationed in the base, or a date for deployment.
Foreign Minister Adel al-Jubeir said Tuesday before a meeting with Secretary of State Rex Tillerson that Qatar's ports and airports are open.
Despite the country being at the centre of a diplomatic crisis which has seen Qatar cut off politically - and economically - from neighbouring Gulf countries, organisers were unworried, said the source.
Transporting the cows could take as many as 60 Qatar Airways flights from the US and Australia, where he bought the cows.
"Saudi Arabia and Bahrain accuse Qatar of supporting Shiite militant groups in both countries".
He added that he will meet with his counterparts from Saudi Arabia, Kuwait and the United Arab Emirates later this week. Natural gas exports may help Qatar protect it in the ongoing dispute it has with other Arab nations.
"It is neither humane nor Islamic to totally isolate a country's people", Erdogan told a gathering of lawmakers from his ruling Justice and Development Party in Ankara. Led by Saudi Arabia, the United Arab Emirates (UAE) and others they yanked envoys, cut off trade and transit ties and threatened to expel Qataris from their counties.
If Qatar and Saudi Arabia continued to fight over this, there is real fear the Syrian Resistance fighters, who are also fighting ISIS, may not receive the funding they need to continue.
The Eritrean Information Ministry's statement of support on Monday came despite its previously close ties with energy-rich Qatar.
Islamabad Chamber of Commerce and Industry (ICCI) on Monday called upon the government to play mediatory role in ending the current standoff between Qatar and Gulf states.