Investigation of Concentrations of Paddy Herbicides and Their Transformation Products in the Sakura River, Japan, and Toxicity of the Compounds to a Diatom and a Green Alga

Evaluation of the risk of mixtures of pa

Evaluation of the risk of mixtures of paddy insecticides and their transformation products to aquatic organisms in the Sakura River, Japan

✍ Takashi Iwafune; Atsushi Yokoyama; Takashi Nagai; Takeshi Horio 📂 Article 📅 2011 🏛 John Wiley and Sons 🌐 English ⚖ 347 KB

## Abstract To assess the risk of mixtures of six paddy insecticides and their transformation products (TPs) to aquatic organisms in the Sakura River, Japan, their concentrations in the river water were monitored during the rice cultivation season in 2008 and 2009, and acute toxicity tests for __Ch