一、常规防寒方法较耐寒的白蜡、千头椿、悬铃木等树种,秋栽后可采取寒前灌水、根茎培土、覆土、涂白、缠草绳、搭风障等防寒措施。二、覆膜防寒法不太耐寒的树种,如玉兰、大叶女贞等,则可采取覆膜法。乔木。应先用草绳缠干,再用加厚的农用薄膜套从顶一直套到树根颈部。顶部 First, the conventional cold method is more tolerant of cold white wax, Thousand Tsubaki, Platanus and other tree species, after autumn planting can take irrigation before the cold, rhizome soil, cover soil, Tu white, wrapped rope, take the wind barrier and other cold measures. Second, the membrane cold method is not hardy trees, such as Magnolia, Ligustrum, etc., you can take the film. arbor. Should be wrapped with straw rope first, and then thickened agricultural film from the top of the sleeve has been set to the root of the neck. top