经过几年对果树喷施“喷长精”推广试验，结果表明，“喷长精”在果树整个发育过程中具有明显的促长、增产、抗病和提高果品质量等优点，经济效益有很大程度的提高，说明“喷长精”是果树生产中一种多种功能较好的植物生长调节剂。 After several years of fruit tree spraying “Spraying Essence” promotion test, the results show that “Spraying Essence” in the fruit trees throughout the development process has the obvious growth, yield, disease resistance and improve the quality of fruit and so on, the economic benefits are To a large extent, indicating that “Spray fine” is a fruit tree production in a variety of well-functioning plant growth regulator.