苹果滴灌如能适期适量,比地面灌可节水50％,增产30％左右,并具有改善土壤结构、提高土壤肥力、增强树势和提高果品质量等效益。 据我站试验,苹果各物候期的土壤湿度应控制在如下范围:花前期60～80％,开花期50～70％,果实膨大期60～80％,成熟期50 Apple drip if appropriate amount of time, than the ground irrigation can save 50%, an increase of about 30%, and has to improve the soil structure, improve soil fertility, enhance the tree vigor and improve fruit quality and other benefits. According to my station test, the soil moisture of each phenophase of apple should be controlled within the following ranges: 60-80% of the pre-anthesis, 50-70% of the anthesis, 60-80% of the fruiting phase, 50