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近几年,河北唐山地区掀起了大规模的绿化美化活动,园林绿化水平不断提高。园林树木修剪与整形是园林精细化管理中一项重要内容,它对于调整树势、培养树形,促进开花结实,提高园林绿化观赏水平具有非常重要的作用。一、乔木的修剪与整形1.松柏类常绿树修剪整形。对松柏类树木多不进行修剪整形,或仅以采用自然式整形方式为主。修剪最佳时期在晚春,重点对重叠枝、过密枝、干枯枝、病残枝进行修剪。2.杯状形树木修剪整形。多用于架空线下,即所谓“三股六杈十二枝”树形。定干后,选留3个方向合适(相邻主枝间角度呈120度,与主干约呈45度)的主枝。再于各主枝的两侧各选留2
In recent years, Hebei Tangshan area set off a large-scale greening and landscaping activities, landscaping continues to improve. Garden tree pruning and plastic surgery is an important part of garden management, which adjust the tree vigor, cultivate the tree shape, to promote flowering and fruiting, improve landscape ornamental level has a very important role. First, the tree pruning and plastic surgery 1. Coniferous trees often trimmed plastic trees. Pine trees and more trees do not trim the plastic, or only the use of natural plastic-based approach. Pruning the best time in late spring, focusing on overlapping branches, dense branches, dry branches, diseased branches pruning. 2. Cup-shaped tree trimmed plastic. Used for overhead lines, the so-called “three shares six twigs twelve” tree. After dry, choose to stay in three directions (120 degrees between adjacent main branches angle, with the trunk about 45 degrees) of the main branch. Then on each side of the main branch of each election to stay 2