塑料地膜覆盖播种育苗的应用,为“三北”地区和栽培胡杨的地区,提供了一个新的栽培方法和增产途径。现将胡杨塑料地膜覆盖播种育苗的操作要领和点滴经验总结如下: 一、胡杨播种育苗中的关键技术之一,是保持土壤表层的湿润疏松。胡杨种子成熟 The application of plastic film mulching sowing and seedling nursery provides a new cultivation method and yield increasing way for the areas of “Three Norths” and cultivated Populus euphratica. Now Hu Yang plastic mulching plastic seedlings covering the operating essentials and bit by bit experience is summarized as follows: First, poplar seedling cultivation in one of the key technologies is to keep the soil surface moist loose. Populus seeds mature