冬季大部分花卉病虫以各种方式进入越冬(休眠)状态。这一时期各种病虫基本上不活动,移动性小,正是进行防治的好季节。实践证明如果冬季防治的措施得力,可大大降低来年病虫的发生及危害程度,收到事半功倍的效果。一、清洁园圃大多数花 Most winter flowers and pests in various ways into the winter (dormant) state. During this period basically all kinds of pests and insects, mobility is small, it is a good season for prevention and treatment. Practice has proved that if the measures for winter prevention and control can be greatly reduced the incidence of pests and hazards in the coming year, the degree of multiplier effect. First, clean the garden most of the flowers