塑料大棚又称塑料温室。这种育苗形式适用于我国北方地区和一些高山地区。这些地方冬季严寒,春季干旱多风沙,生长期短,使用大棚育苗可以形成一种温度较高、湿度较大、利于苗木生长发育的良好环境,从而缩短育苗周期,延长苗木生长期,促进苗木速生丰产。 省太白林业局南滩实验 Plastic greenhouse, also known as plastic greenhouse. This form of nursery for northern China and some high mountain areas. Cold winter in these areas, spring drought and more sand, short growth period, the use of greenhouse nursery can form a higher temperature and humidity, good for seedling growth and development of a good environment, thereby shortening seedling cycle, to extend seedling growth and promote seedling fast High yield. Province Taibai Forestry Bureau South Beach experiment