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FILE: Plant identification tags sit in a paprika bedding trays inside a greenhouse operated by Seminis and De Ruite, the vegetable seeds divisions of Monsanto Co., in Bergschenhoek, Netherlands, on Thursday, July 7, 2016. Bayer AG agreed to buy Monsanto Co. in a deal valued at $66 billion, winding up four months of talks to create the world's biggest supplier of seeds and pesticides. Photographer: Jasper Juinen/Bloomberg via Getty Images

FILE: Plant identification tags sit in a paprika bedding trays inside a greenhouse operated by Seminis and De Ruite, the vegetable seeds divisions of Monsanto Co., in Bergschenhoek, Netherlands, on Thursday, July 7, 2016. Bayer AG agreed to buy Monsanto Co. in a deal valued at $66 billion, winding up four months of talks to create the world's biggest supplier of seeds and pesticides. Photographer: Jasper Juinen/Bloomberg via Getty Images

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FILE: An employee holds a handful of onion seeds in this arranged photograph at the Seminis processing plant, the vegetable seeds division of Monsanto Co., in Enkhuizen, Netherlands, on Thursday, July 7, 2016. Bayer AG agreed to buy Monsanto Co. in a deal valued at $66 billion, winding up four months of talks to create the world's biggest supplier of seeds and pesticides. Photographer: Jasper Juinen/Bloomberg via Getty Images

FILE: An employee holds a handful of onion seeds in this arranged photograph at the Seminis processing plant, the vegetable seeds division of Monsanto Co., in Enkhuizen, Netherlands, on Thursday, July 7, 2016. Bayer AG agreed to buy Monsanto Co. in a deal valued at $66 billion, winding up four months of talks to create the world's biggest supplier of seeds and pesticides. Photographer: Jasper Juinen/Bloomberg via Getty Images

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Banners fly outside the offices of De Ruite and Seminis, the vegetable seeds division of Monsanto Co., in Bergschenhoek, Netherlands, on Thursday, July 7, 2016. Monsanto's disappointing earnings report could help Bayer AG with its proposed $53.7 billion takeover of the world's largest seed company. Photographer: Jasper Juinen/Bloomberg via Getty Images

Banners fly outside the offices of De Ruite and Seminis, the vegetable seeds division of Monsanto Co., in Bergschenhoek, Netherlands, on Thursday, July 7, 2016. Monsanto's disappointing earnings report could help Bayer AG with its proposed $53.7 billion takeover of the world's largest seed company. Photographer: Jasper Juinen/Bloomberg via Getty Images

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FILE: Hybrid squash seeds sit in unsealed tins at the Seminis processing plant, the vegetable seeds division of Monsanto Co., in Enkhuizen, Netherlands, on Thursday, July 7, 2016. Bayer AG agreed to buy Monsanto Co. in a deal valued at $66 billion, winding up four months of talks to create the world's biggest supplier of seeds and pesticides. Photographer: Jasper Juinen/Bloomberg via Getty Images

FILE: Hybrid squash seeds sit in unsealed tins at the Seminis processing plant, the vegetable seeds division of Monsanto Co., in Enkhuizen, Netherlands, on Thursday, July 7, 2016. Bayer AG agreed to buy Monsanto Co. in a deal valued at $66 billion, winding up four months of talks to create the world's biggest supplier of seeds and pesticides. Photographer: Jasper Juinen/Bloomberg via Getty Images

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FILE: A worker adjusts a strand of staking twine as paprika plants grow inside a greenhouse operated by Seminis and De Ruite, the vegetable seeds divisions of Monsanto Co., in Bergschenhoek, Netherlands, on Thursday, July 7, 2016. Bayer AG agreed to buy Monsanto Co. in a deal valued at $66 billion, winding up four months of talks to create the world's biggest supplier of seeds and pesticides. Photographer: Jasper Juinen/Bloomberg via Getty Images

FILE: A worker adjusts a strand of staking twine as paprika plants grow inside a greenhouse operated by Seminis and De Ruite, the vegetable seeds divisions of Monsanto Co., in Bergschenhoek, Netherlands, on Thursday, July 7, 2016. Bayer AG agreed to buy Monsanto Co. in a deal valued at $66 billion, winding up four months of talks to create the world's biggest supplier of seeds and pesticides. Photographer: Jasper Juinen/Bloomberg via Getty Images