赤峰市平庄地区,风大沙多,气候干燥,在杨树播种育苗时期经常刮起6——7级大风,严重威胁苗圃幼苗生长,如果浇水不及时,往往造成大批幼苗干枯。1958年,经过整风运动,全圃职工解放了思想,破除了迷信,从圃内选出一垧地来作试验田,进行了杨树上垅灌水育苗和下垅浇水育苗的对照试验。在试验田里,设有水源充足的水井一眼和解 Chifeng Pingzhuang area, the wind and more sand, dry climate, often blowing in the poplar sowing seedlings stage 6 - 7 gale, a serious threat to nursery seedling growth, if the water is not timely, often resulting in a large number of seedlings dry. In 1958, after the rectification movement, the staff of the whole garden liberated their ideas and broke away from the superstition. They chose a place from the nursery to make experimental fields and carried out the control experiments on the poplar seedlings and the common watering and nursery plants under poplar cultivation. In the experimental field, there is a water well enough to reconcile