On engines with belt-driven cooling fans, a fan clutch is often used to save energy and reduce noise. The fan clutch disengages slows or disengages the engine's cooling fan when extra cooling isn't needed. The fan pulls air through the radiator and air conditioning condenser when the vehicle isn't moving fast enough to provide adequate airflow for cooling.
St Augustine grass will go dormant when the soil temperatures fall below 55 degrees. If the soil remains warmer than 60 degrees all year, the grass will stay green. It will, however, slow in growth as the soil drops in temperature. Disadvantages of St Augustine grass. One of the disadvantages of St Augustine grass is its poor wear tolerance.
Bermuda grass goes dormant during the winter months. When your grass has geened up by 50% or more in the early spring, it's time for the first application of fertilizer.For this first application, a fertilizer high in nitrogen is usually recommended. Nitrogen is the first number in fertilizer.his article will teach you how to fertilize a bermuda lawn. by Brent Wilson Â· Zone 8A Â· 10&#176 to 15&#176 F to Zone 11 Â· Above 40&#176 F Â· Lawn Care Â· 0 Comments Â· June 28, 2010 Â· 19,685 views. 2 Green Thumbs Up You Rate It: Thumbs Up.