彩叶苗木新品种是近年来开发的热门,在各省(市,区)的需求量一直处于上升趋势。西部彩叶树种的供需市场尤为突出。河南省是我国重要的产苗大省,2002年底我们对该地区的苗木市场进行调查时发现,在未来一段时间内,彩叶树种如美国红栌,紫叶稠李,挪威槭;较稀有的乔木类品种如红花七叶树、美国红橡树、美国红枫、蓝杉等;花灌木类如加拿大紫荆等苗木市场紧缺,行情 The new varieties of colorful leaf seedlings are the hot topics developed in recent years, and the demand in each province (city, district) has been on the rise. Western colorful tree species supply and demand market is particularly prominent. Henan Province is an important big province for producing seedlings in China. When we surveyed the seedling market in the region at the end of 2002, we found that in the near future, the color tree species such as American red cress, purple plum, Norway maple, Arborous species such as safflower, American red oak, American red maple, blue cedar; shrubs such as Canadian Bauhinia seedlings and other markets in short supply, market