Contact and Repellant Activities of Zerumbone and Its Analogues from the Essential Oil of Zingiber zerumbet (L.) Smith against Lasioderma serricorne.

The contact toxicity and repellent activities of the essential oil extracted from the rhizomes of Zingiber zerumbet (L.) Smith (Zingiberaceae) was evaluated against cigarette beetles (Lasioderma serricorne). The essential oil obtained by hydrodistillation was investigated by GC-FID and GC-MS.

Chemical Compositions and Insecticidal Activities of Alpinia kwangsiensis Essential Oil against Lasioderma serricorne.

The essential oil obtained by hydrodistillation from Alpinia kwangsiensis rhizomes was investigated by GC-MS. A total of 31 components representing 92.45% of the oil were identified and the main compounds in the oil were found to be camphor (17.

Contact toxicity and repellency of the essential oil of Liriope muscari (DECN.) bailey against three insect tobacco storage pests.

In order to find and develop new botanical pesticides against tobacco storage pests, bioactivity screening was performed. The essential oil obtained from the aerial parts of Liriope muscari was investigated by GC/MS and GC/FID. A total of 14 components representing 96.

Repellent Constituents of essential oil from Citrus wilsonii stem barks against Tribolium castaneum.

The essential oil obtained from Citrus wilsonii Tanaka stem barks with hydrodistillation was investigated by GC-FID and GC-MS. The main components of the essential oil were identified to be nerol acetate (44.5%), nerol (13.