我们马栏公社苗圃,十几年来,经过反复实践,摸索出一套毛白杨“接炮捻”育苗法。克服了毛白杨不易繁殖的困难。已培育出毛白杨300多万棵。其育苗技术如下:一、嫁接:1、砧穗采集:作砧术的加杨或大关杨和作接穗的毛白杨,以苗圃内培养的当年生苗为最好。砧木和接穗在秋季树叶大部分脱落时进行采集,采后 We Collar commune nurseries, more than a decade, after repeated practice, worked out a set of white poplar “pick gun twist” nursery law. Overcome Populus difficult to breed. Populus has been cultivated more than 300 million trees. The nursery techniques are as follows: First, the grafting: 1, scion spike collection: anvil for Yang plus or Yang and as a scion of Populus to nursery seedlings in the year for the best. Rootstocks and scions were collected during the fall of most of the autumn leaves and post-harvest