抓好春提前冷棚黄瓜生产，关键是抓好育苗。俗话说：“抓好苗就等于搞好冷棚生产的一半”。那么，怎样才能抓好育苗呢？据总结有关经验，主要有以下几个环节： 一、育苗时间 在迁安一带，一般冷棚移栽黄瓜的时间多在４月上旬。根据黄瓜苗期一般需３５天左右推算，育苗时间一般 Grasp the spring cucumber production in advance shed, the key is to do a good job nursery. As the saying goes: “Do a good job of seedlings is equivalent to half of the shed production.” So, how can we grasp nursery it? According to summing up the relevant experience, mainly in the following areas: First, nursery time in Qian’an area, the general shed transplanting cucumbers and more time in early April. According to cucumber seedling generally takes 35 days or so, nursery time in general