Contour plowing, Pennsylvania, 1938. Contour bunding, Catalonia, 2007. Contour ploughing or contour farming or Contour bunding is the farming practice of plowing and/or planting across a slope following its elevation contour lines.
1 recurring middle ear infections.  Fluid in the ear may be accompanied by signs and symptoms of allergies or an upper respiratory infection including congestion, runny nose, post nasal drip, or watery eyes.
That swishing fluid like feeling you are feeling with moving your head could definitely be fluid in your ear. People who have this condition often describe symptoms just like the ones you have. The ear is divided into an out ear canal and the inner middle ear by the ear drum.