and selected aspects of the experimental results of a research project on pesticide impacts in wetland ricefields. The … first phase of the `Pesticide Impact' project was developed in the Philippines from 1989 to 1991. It was a multidisciplinary … pesticides on the environment and on farmers' health, and the economical aspects of their use …

Pesticide use has changed considerably over the past five decades. Rapid growth characterized the first 20 years …, ending in 1981. The total quantity of pesticides applied to the 21 crops analyzed grew from 196 million pounds of pesticide … applied along with small annual fluctuations resulted in a slight downward trend in pesticide use to 516 million pounds in …