1果树壁蜂授粉的作用1.1提高坐果率。壁蜂授粉可使坐果率提高2~3倍。1.2提高果实品质。2003年将试验地块的富士苹果采摘后观测,壁蜂授粉的果实内种子数比对照多2~3粒,单果重提高20%~30%,且果面干净,水裂纹减少50%~60%。1.3省工、省力、成本低。壁蜂1年1代,管理简单、易学。并且 1 fruit wall bee pollinating effect 1.1 improve the rate of fruit set. Wall bee pollination allows fruit set rate increased by 2 to 3 times. 1.2 improve fruit quality. In 2003, the test plots of Fuji apples after picking observation, wall bee pollinated fruit seeds in the number of more than the control 2 to 3, fruit weight increased by 20% to 30%, and the fruit surface clean, water cracks reduced by 50% to 60 %. 1.3 labor-saving, labor-saving, low cost. Wall bee 1 generation 1 generation, management is simple, easy to learn. and