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在苗圃中,病虫害的发生具有一定的隐蔽性,导致病虫害发生时不易被发现。同时,病虫害扩散速度快且范围大,使受害区域严重的规律,导致苗圃病虫害的预防存在一定的困难。因此,在保护苗圃育苗时,应该进行良好的检查与监督,及时发现及时预防,确保第一时间找到病因,并加以处理,防止受害面积加大造成严重的破坏。在育苗过程中,应该选用合格的苗种进行培育,确保种子的生长率,具有生命力顽强的特性。完善苗木的管理与监督体制,保证苗圃的培育工作的合理进行。针对种子,需要提前进行消毒,有利于防止病虫害。
In the nursery, the occurrence of pests and diseases has a certain degree of concealment, resulting in pests and diseases are not easily found. At the same time, pest and disease spread rapidly and in a wide range, which made the law of serious damage in the affected area lead to some difficulties in the prevention of plant diseases and insect pests in the nursery. Therefore, in the nursery nursery protection, should be carried out a good inspection and supervision, timely detection of timely prevention, to ensure that the first time to find the cause, and be dealt with to prevent the damage caused by an increase of area to cause serious damage. In the process of nursery, should be selected qualified seed cultivation, to ensure that the seed growth rate, with tenacious character. Improve seedling management and supervision system to ensure the nursery nurture the reasonable progress. For seeds, need to be disinfected in advance, is conducive to the prevention of pests and diseases.