除草剂对水生植物的生理生态效应_吴晓霞.pdfVIP

24 9 Vol. 24, No. 9 2004 9 ACT A ECOLOGICA SINICA Sep. , 2004 1 2* 1 2 2 吴晓霞, 吴进才 , 金银根 , 董　波, 王荣生 ( 1. , 225009; 2. , 225009) : 12 , ( Sp irodela p olyrhiza ( L.) Schleid) ( Ceratop hyllum demersum) : () , 16d, , 16 d, 2468 mg/ L 36.02% 41.64% 42.74% 48. 43% ; , 468 mg/ L 25. 87% 66. 64% 67.94% ; ( ) , ( 1 / ) S GSTs mg L , 16 , ( 8 / ) d mg L : ; ; ; ; Impact of herbicides on physiology and ecology of hydrophytes WU Xiao Xia1, WU Jin Cai* 2, JIN Yin Gen1, DONG Bo2, WANG Rong Sheng2 ( 1. Biology Science and Technology College, Yangz hou UniversityYangz hou 225009, China; 2.A gricultural College, Yangzhou University , Yangz hou 225009, China) . Act a E col ogica Sinica ,2004, 24( 9) : Abstract: The use of herbicides in China has increased faster t han that of insecticides and fungicides since late 1980s. Herbicide application has covered alm ost all habitats, including crop fields, orchards, forests, parks and natural w ater body . Such a large scale application might have transferred herbicide residues int o aquatic ecosystems, resulting in disfunction of . 12 ( . . hydrophytes as primary producers in energy flow This study w as conduct ed to investigat e the effect of herbicides i e acetochlor butachlor metribuzin fuazifop P butyl isoprotuin benaz