Does the relation between the managers and the staff effect on employees turnover? Why?

Hi Mohamed , Yes, the relation between the managers and the staff effects as if its on a positive side and even if you see various studies show that employee turnover negatively affect the overall efficiency of the organization.
If proper action is taken on employee workload, work stress, salary, job satisfaction, and work to family conflict, the turnover ratio alternatively decreases and organization performance will enhance, and Employee turnover is positively associated with inefficient performance of an organization Work load of employee is positively associated with inefficient performance of an organization.
Work stress of employee is positively associated with inefficient performance of an organization.
Performance of organization is positively associated with better salary of employee.
Performance of organization is negatively associated with family to work conflict of employee.
Perhaps the relation between the managers and the staff mainly depends and have a effect on the organisation .

Though there are many reasons that affect employee turnover, undeniably, the relationship between manager and employee really means a lot.
Good employees don't leave a good company, but rather, they leave poor managers.