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 ear canal infection include ear pain and itching, decreased hearing, drainage and more. Cellulitis, a bacterial infection of the skin, causes red, tender skin that is usually swollen and warm. A middle ear infection puts pressure on the eardrum, causing pain and, sometimes, hearing loss. Sometimes ear wax can harden and block the ear canal, causing discomfort and itching, earache, and more. A hematoma is a collection of blood in the tissue outside of a damaged blood vessel, usually after an injury.