1.
Bulletin of High Institute of Public Health [The]. 1996; 26 (2): 423-428
in English
| IMEMR
| ID: emr-107144
ABSTRACT
Out of fifty Egyptian plant extracts tested against the 4th larval instar of Culex pipiens, seven extracts possessed insecticidal activity. Extracts of Lyciums shawii was the most toxic [LC50, 45.76 mg/l]. Other active extracts were these of Ononis vaginalis [58.2 mg/l], Ranunculus sceleratus [91.11 mg/l], Ammi majus [109.5 mg/l], Salvia lanigera and Moricandia nitens [126.9 mg/l], and Alkanna tinctoria [138.5 mg/l]. The rest of the plant extracts were less or non-active at 100 mg/l