近年来,保护地蔬菜在我市迅猛发展,番茄是保护地种植的主要品种之一.近几年推广应用防落素喷花防脱落技术,使用方法简便、安全性高,提高了番茄的坐果率.但是,在大面积一家一户使用中,部分菜农由于喷花技术不熟练,防落素浓度偏高,常会产生一定的药害,造成番茄 In recent years, the rapid development of protected vegetables in the city, tomato is one of the main varieties of protected areas in recent years to promote the use of anti-drop spray technology to prevent falling off, the use of simple, high safety and improve the fruit of tomato However, in a large area of ​​a household use, some vegetable farmers because of unskilled spray technology, high levels of anti-dropping factors, often produce some injury, resulting in tomato