Pesticides in Terrestrial and Aquatic Environments: Proceedings of a National Research Conference, May 11-12, 1989Diana L. Weigmann Virginia Water Resources Research Center, Virginia Polytechnic Institute and State University, 1989 - Biological monitoring - 555 pages |
Contents
Effects of the Pyrethroid Insecticide Cypermethrin on the Larval Development of | 18 |
Pesticides in Groundwater | 37 |
Herbicide Monitoring of Tile Drainage and Shallow Groundwater in Northwestern Ohio | 62 |
27 other sections not shown
Common terms and phrases
activity Agency agricultural alachlor amount analysis application areas assessment atrazine average changes chemicals cides collected compared compounds concentrations conservation contamination conventional corn costs counties crop degradation Department depth detected determine developed effects environment Environmental estimates et al evaluate exposure extraction factors field Figure fish flow four greater ground groundwater Health herbicides higher increased Index indicated insecticides Journal laboratory land leaching less levels limits loss mean measured method monitoring needed occurred organic peak percent period pesticide plants plots pollution potential practices present production Protection rainfall range reduced region relatively reported Research residues risk River runoff samples Science sediment selected significant sludge soil statistically surface Survey Table terbufos tillage tion toxicity transport treated treatment University values Virginia weight wood µg/l