more... > Turfgrass > Golf Course Management > Problem Areas in Athletic Turf and Golf Greens [Image: Golf green sample] Soil compaction and lack of aeration (anaerobiosis) are death on turf. Sand Bunker Washout [Image: bunker] Some sand bunkers are a nightmare to maintain. The structural stability of sand on a slope is a function of slope, type of sand and the amount of water. Knowledge of the following principles will show you where your problem lies and suggest what to do about it. Annual Bluegrass Control on Bermudagrass Greens [Image: poa] Poa infestations are usually combated with herbicides. Several options exist with preemergence herbicides applied in the early fall for Poa control on golf courses that will not be overseeded. However, most of these herbicides are not labeled for golf greens. When to Mow Greens [Image: ball] Mowing in the morning will give a longer time of high quality play during hours of play than mowing in afternoon or evening because of the way grass grows.  more articles... Fairway Maintenance [Image: grass] Two-thirds to three-quarters of the golf game is affected by the green; thus your first dollars should go toward a well-performing green.