干旱山地杏树提高产量的途径山旱地杏园最大的缺点是缺肥少水，地力较差，这很容易诱发形成小老树，导致结果能力下降，树体生长衰弱。因而在山旱地建杏园后就应预防小老树的出现，促进树体健壮生长，以提高产量，这是山旱地杏园管理中的首要任务。１深翻改土这项措施对山... Apricot in arid mountain ways to increase yield apricot mountain upland dry land is the biggest shortcoming of lack of fertilizer less water, poor soil, which is very easy to induce the formation of small trees, leading to decline in the ability of the results, the growth of the tree debilitating. Therefore, after the apricot orchards are built in the mountainous and dry areas, the emergence of small old trees should be prevented to promote the robust growth of the tree so as to increase the yield, which is the most important task in the management of the apricot orchard in the mountainous drylands. 1 deep change of soil this measure on the mountain ...