银杏系果材两用树种,树形美观,叶形奇特,少有病虫害,是理想的四旁绿化树种。1978年春季,我圃开始用扦插繁殖,成活率达90%左右。现将具体作法介绍如下: 一、荫棚及温床:荫棚中间高2米,两边高1.5米,宽10米,长可根据需要定。四周设有防风障。温床在荫棚下苗床上,用竹子或藤条将两头插入苗床边上,使竹条成半圆形支架,支架中间的高度50—60厘米,每隔70厘米作一个,上面用一根竹杆作横梁,把支架牢固绑在 Ginkgo Department of dual tree species, beautiful tree, leaf strange, few pests and diseases, is the ideal of green trees around. In the spring of 1978, I began to use cutting propagation, survival rate of about 90%. Specific practices will now be introduced as follows: First, the shade shed and hotbed: shade shed 2 meters high middle, 1.5 meters high on both sides, 10 meters wide, according to the need to be long. There is windbreak around. The hotbed in the shade bed under the bed, with bamboo or rattan will be inserted into the bed on both sides of the edge, so that the bamboo into a semicircular bracket, the height of the stent 50-60 cm, made every 70 cm, with a bamboo above Beam for the beam, the stent firmly tied to