However, the work has been questioned by the primary producers of atrazine, the Swiss-based agrochemical giant Syngenta.

BBC: Weedkiller 'threatens frogs'

Louis, Missouri, in collaboration with Washington University and Monsanto, the agrochemical company.

FORBES: Millions Served

Louis in collaboration with Washington University and Monsanto , the agrochemical giant.

FORBES: Millions Served

The economic impact may double after tallying losses for the fruit industry's supporting players packers, shippers, processors, truckers, and agrochemical and equipment dealers according to state officials.

WSJ: Spring Is No Bowl of Cherries for Michigan Growers

In February Nufarm, an Australian agrochemical maker, won approval for its acquisition of AH Marks, one of Britain's oldest chemical companies, which has a valuable portfolio of herbicides.

ECONOMIST: No matter how bad things get, people still need to eat

Outline planning permission for 200 houses to be built on the site was granted by South Cambridgeshire District Council in 2010, on condition the agrochemical contamination was cleaned up.

BBC: Hauxton families sue company over odour

There's an echo of "Network's" Howard Beale in the character of Arthur Edens (the reliably excellent Tom Wilkinson), a "killer litigator" who cracks up in the midst of a major case: the defense of an ethically indefensible agrochemical company that's been poisoning its customers.

CNN: Review: Acting drives decent 'Clayton'