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 of an infection of the middle ear (otitis media) include ear pain, a feeling of fullness in the ear, fever, chills and hearing loss. In chronic otitis media there may be pus present in the ear. Infants and young children may tug at their ear, and they may be irritable and not feed or sleep well.