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.
Symptoms may follow a respiratory infection such as the common cold. Discharge from the ear canal is often caused by the infection known as swimmer's ear (otitis externa). A painful ear with decreased hearing is often the result of otitis media, an middle ear infection. Medically Reviewed by a Doctor on 12/15/2015. Medical Author: