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早春育苗是蔬菜育苗的主要类型,也是一项重要技术措施,其目的是为了提早蔬菜的生长发育,调节产品供应期。在效益上表现为早熟高产、经济利用土地,增加复种指数,提高单位面积产量。同时,幼苗集中培养,便于精细管理,可以节省种子和劳力。但由于处在乍暖还寒的早春阶段,容易出现风霜雨)的灾害性天气。对此,必须高度重视,采取应对措施,防其危害。
Early spring nursery is the main type of vegetable nursery, but also an important technical measure, the purpose is to advance the growth of vegetables, adjust the product supply period. In the performance of the benefits of early maturity and high yield, the economical use of land, increase the multivariate index, increase yield per unit area. At the same time, the seedlings are cultivated in a centralized manner for fine management and can save seeds and labor. However, because of the early spring season, it is prone to weather and frost). In this regard, we must attach great importance to take countermeasures to prevent its harm.