1.What is the ideal period to remove excess thatch from a cool-season lawn?
1.冷季型草坪去除多余枯草层的最佳时期是：
2.Hydroseeding is commonly applied for which purpose?
2.水力喷播（Hydroseeding）通常用于哪种目的？
3.Soil that is excessively acidic or overly alkaline is:
3.过酸或过碱的土壤会：
4.Which task does NOT typically fall under landscape maintenance duties?
4.以下哪项通常不属于景观维护工作？
5.Which stump removal technique is generally discouraged?
5.以下哪种树桩清除方法通常不被推荐？
6.To help newly planted turf develop deep roots, you should:
6.为了帮助新铺草皮形成深根，应当：
7.Irrigation pipes that extend above ground level:
7.高出地面的灌溉管道：
8.What commonly causes a backflow prevention device to fail?
8.防倒流装置失效的常见原因是：
9.When spraying on a windy day, how can drift be minimized?
9.在有风天气喷洒时，如何减少药液漂移？
10.When should cool-season grasses typically be fertilized?
10.冷季型草坪通常应在什么时候施肥？
