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容器苗造林具有育苗期短、造林季节长、苗木质量和规格易于控制、造林成活率高、便于育苗和造林作业机械化等优点.近年来,塑料容器苗植苗造林巳成为干热河谷地区荒山绿化的重要途径.目前,林业生产上普遍采用之育苗容器规格大,基质分量重.如渡口地区荒山造林现用容器多是7×18和9×21厘米两种规格的塑料袋,基质为稻田土或黄心土加5%堆
Container seedling afforestation has the advantages of short seedling period, long season of afforestation, easy control of seedling quality and specifications, high survival rate of afforestation, easy mechanization of nursery and afforestation, etc. In recent years, afforestation of plastic container seedlings has become a green afforestation in dry-hot valley areas An important way.Currently, forestry production commonly used nursery container size, matrix weight.As the ferry barren afforestation containers are mostly 7 × 18 and 9 × 21 cm two kinds of plastic bags, the substrate is paddy soil or Yellow heart soil plus 5% pile