河南省鲁山县瓦屋人民公社岳天化劳模,于1958年12月上旬嫁接苹果树54株,据59年4月份的检查,成活率达100%,目前生长良好,嫩芽已长达1.5公分。该试验的成功,说明在—10℃左右的寒冷地区,只要技术得当,同样可以嫁接果树.岳劳模于58年将移到苗圃的棠梨 Henan Lushan Wawu People’s Commune Yuetianhua model workers, in early December 1958 grafted apple trees 54, according to the inspection in April 59, the survival rate of 100%, the current good growth, the bud has been as long as 1.5 cm . The success of this experiment shows that in cold areas around -10 ℃, as long as the technology is appropriate, the same can be grafted fruit trees in 1998 Yuelumo will move to the nursery of the Tong pear