甲胺磷在梨树上的应用甲胺磷又名已酰甲胺磷、杀灭灵，是一种新发展的高效低毒有机磷杀虫剂，因其具有内吸性好、杀虫力强，成本低的特点，被广泛应用于各种果树害虫防治。但近年来在苹果、桃、梨上施用甲胺磷常有药害发生，造成严重落叶落果，影响了果树的产量和品质，对... Methamidophos application in pear tree Methamidophos, also known as methamidrothion, kill off the spirit, is a newly developed high efficiency and low toxicity organophosphate insecticide, because of its internal absorption is good, killing force Strong, low cost, is widely used in various fruit tree pest control. However, in recent years, the application of methamidophos on apple, peach and pear often causes phytotoxicity, causing severe deciduous deciduous fruit and affecting the yield and quality of fruit trees.