冬茬香椿棚室高密度假植栽培,是将露地育成品1～2年生幼苗移入棚室高密度假植、冬季生长后再移到露地。一般亩产香椿2000公斤以上,亩收益3～5万元,其主要栽培技术有: 一、选壮苗适时假植 10月中旬香椿落叶后,可将苗木刨出,起苗时保留根长20cm以上,不必带土,剔除弱苗、病苗、重伤苗、过旺苗,选留壮苗进行假植。壮苗的标准是:苗高1.2～1.5米,地上部10厘米处茎 Winter stump toon high-density cultivation of greenhouse, is to open-field finished product 1 to 2-year-old seedlings moved to high-density studio planting, winter and then moved to the open field. The general yield of more than 2000 kg per mu, acres of income 3 to 5 million, the main cultivation techniques are: First, select the seedlings timely planting leave in mid-October after Toon leaves, the seedlings can be planed, save the root length 20cm Above, do not have to bring the soil, remove weak seedlings, sick seedlings, severely injured seedlings, over Wangmiao, leaving strong seedlings for planting. Strong seedling standard is: Height 1.2 to 1.5 meters, 10 cm above the stem at the ground