To provide a method for preventing insects belonging to the long-horned beetle family from laying eggs to fruit trees, the method that can directly prevent feeding damage of the fruit trees by larvae of the insects belonging to the long-horned beetle family.SOLUTION: A method for preventing insects belonging to the long-horned beetle family from laying eggs to fruit trees of the present invention is provided as follows: a step of winding an adhesive tape without a gap in the part of a trunk from the ground surface of the fruit trees to the point of at least 30 cm above the ground is provided; a base material of the adhesive tape is a woven fabric or a woven fabric; a conical protrusion with a tip diameter of 1.5 mm is used; and a deformation amount in the fracture of the base material is 8 mm or more and 20 mm or less, and a fracture point load is 10 N/1.5 mmφ or more and 35 N/1.5 mmφ or less, at the time when bringing it into contact with a base material fixed on a cylinder at a rate of 300 mm/min.SELECTED DRAWING: None【課題】本発明は、カミキリムシ科に属する昆虫の幼虫による、果樹の食害を直接防止することが可能な、カミキリムシ科に属する昆虫の果樹への産卵を防止する方法を提供することを目的とする。【解決手段】本発明は、果樹の地表から少なくとも、地上30cmの地点までの幹の部位に、隙間なく粘着テープを巻き付ける工程を有し、粘着テープの基材が、織布又は織布であり、先端直径が1.5mmの円錐状の突起を用い、300mm/minの速度で、円筒上に固定した基材に接触させる際の、前記基材の破断時変形量が8mm以上20mm以下であり、破断点荷重が10N/1.5mmφ以上35N/1.5mmφ以下である、カミキリムシ科に属する昆虫の果樹への産卵を防止する方法を提供する。【選択図】なし