A Study of acute toxicity to pyrethroid insecticide “KARATE” on fresh water alga Scenedesmus quadricauda (Turb.) Bereb. UTJsci [Internet]. 2010 Apr. 25 [cited 2024 Dec. 26];2(2):3-10. Available from: http://mail.jsci.utq.edu.iq/index.php/main/article/view/330