is part of the Division of Informa PLC

This site is operated by a business or businesses owned by Informa PLC and all copyright resides with them. Informa PLC's registered office is 5 Howick Place, London SW1P 1WG. Registered in England and Wales. Number 8860726.

  • American Agriculturist
  • Beef Producer
  • Corn and Soybean Digest
  • Dakota Farmer
  • Delta Farm Press
  • Farm Futures
  • Farm Industry news
  • Indiana Prairie Farmer
  • Kansas Farmer
  • Michigan Farmer
  • Missouri Ruralist
  • Nebraska Farmer
  • Ohio Farmer
  • Prairie Farmer
  • Southeast Farm Press
  • Southwest Farm Press
  • The Farmer
  • Wallaces Farmer
  • Western Farm Press
  • Western Farmer Stockman
  • Wisconsin Agriculturist

Brand madder - Monsanto and Syngenta each claim to have the better glyphosate herbicide.

Our April cover story “Does Brand Matter?” included a look at how Syngenta is positioning its Touchdown IQ glyphosate product to steal market share from Monsanto’s Roundup UltraMax. Syngenta claims its product penetrates weeds better. In our article, we were careful to write that this is Syngenta’s claim, and not necessarily a fact.

As our story went to press, Monsanto was launching a counteroffensive with its own ad campaign. Based on Monsanto’s research trials, the ads claim that Roundup Ultra’s Transorb technology works better than Touchdown at moving the active ingredient glyphosate into weeds. Not surprisingly, Syngenta soon claimed the ads were misleading, and has recently sent out e-mails saying so to farmers across the Corn Belt.

Meanwhile, Iowa State University weed scientist Bob Hartzler has weighed in, saying that he has not seen any independent research showing a consistent advantage of one glyphostate product over another. Hartzler, who questions the methodology of Monsanto’s research, even went so far as to give Monsanto’s ad campaign a place in his herbicide advertising Hall of Shame (see

To read more of Bob Hartzler’s comments, go to

A portion of Monsanto’s ad campaign can be seen at The opening statement on the Web site says, “Scientists continue to test Roundup UltraMAX™ with patented TranSorb® technology against Syngenta’s latest imitator product so that you don't have to test in your field.”

To see Syngenta’s spin, go to

Hide comments


  • Allowed HTML tags: <em> <strong> <blockquote> <br> <p>

Plain text

  • No HTML tags allowed.
  • Web page addresses and e-mail addresses turn into links automatically.
  • Lines and paragraphs break automatically.