果园中容易产生药害的常用农药时下，水果作为一种经济作物在农村中占有相当大的比例，是部分农民经济收人的重要来源．但有些果农在进行病虫防治和除草时，因缺乏科学的用药知识而对某些果树造成药害，致使水果减产，甚至绝收．因此，了解果树忌用农药，避免发生药害极为... Nowadays, there are quite a large proportion of fruits as a cash crop in rural areas, which is an important source of income for some peasants. However, some peasants, in the course of pest control and weeding, cause phytosanitary damage to certain fruit trees due to the lack of scientific knowledge of their use, resulting in a decrease in yield or even an absolute surplus of fruits. Therefore, to understand fruit trees avoid pesticides, to avoid the occurrence of injury is extremely ...