air layering

air-layering的词性：
n.（名词）

1. A method of propagating plants by wounding a stem or branch, applying a hormone to the wound, wrapping the stem or branch with damp sphagnum moss and polyethylene plastic to encourage root formation, and finally removing the rooted stem or branch as an independent plant.
高压法，空中压条法：一种植物繁殖法。首先弄伤一根茎或枝，在破口处涂上激素，然后用潮湿的泥炭藓和聚乙烯塑料把茎或枝包起来促使其生根，取出生根的茎或枝，最后成为一棵独立的植物