大石早生李适应性强,果实成熟期早,外观美丽,香气浓郁,酸甜可口,多汁,品质优良,上市极早,适合棚栽,但生产中多数因座果率差而导致产量较低,为了寻求提高大石早生李座果率及改善果实品质的方法,我们于2002年3月至2004年12月进行了本试验。1材料及方法试验地设在莱阳市谭格庄镇和莱西市水集街道办事处 Dashi early plum adaptability, early maturity of fruit, beautiful appearance, aroma, sweet and sour, delicious, juicy, good quality, very early market, suitable for shed planting, but the majority of production due to the poor yield and lead to lower yields In order to seek ways to improve the fruit yield and improve the fruit quality of boulders, we conducted this experiment from March 2002 to December 2004. 1 Materials and Methods Experimental ground located in Laiyang Tange Township and Lacey Water Set neighborhood offices