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.
Ear congestion typically occurs when the Eustachian tube, located between the ear and throat, becomes blocked. A variety of medical conditions (allergies, viruses, colds and upper respiratory infections) can cause fluid to collect in the Eustachian tube and/or middle ear, leading to congested ears.Ear congestion symptoms may include: muffled hearing, pain, inflammation, discharge, swelling and/or itching.arm Towel. Ear congestion relief can be as simple as applying a warm towel to the face and/or ears. Warm a towel or washcloth may reduce ear congestion. This method is especially soothing if the ear congestion is accompanied by pain.