The insecticidal ovicidal composition which contains the below-mentioned component and the insecticidal ovicidal method of using this.(A) as a constitution fatty acid the triglyceride which oleic acid 50% or more is included 50 - 97.9 mass sections, (b) the cation surface active agent 0.1 - 20 mass sections, and (c) glycerine derivative 2 - 30 mass sections. The composition of this invention not only the insecticidal characteristic for the farm products noxious insect, has also ovicidal characteristic, it is safe and the insecticidal ovicidal effect is high.下記成分を含有する殺虫殺卵組成物及びこれを用いた殺虫殺卵方法。(a)構成脂肪酸としてオレイン酸を50%以上含むトリグリセライドを50~97.9質量部、(b)カチオン系界面活性剤を0.1~20質量部、及び(c)グリセリン誘導体を2~30質量部。本発明の組成物は、農作物害虫に対する殺虫性だけでなく、殺卵性をも備え、安全で殺虫殺卵効果が高い。