When the Weed Society of America challenged its members to evaluate weed pressure on field crops, Peter Sikkema found that in Ontario edible beans were most challenged by weed pressure. “The crop I work on that is most affected by weed interference is dry beans,” the professor at University of Guelph’s Ridgetown campus said at […] Read more
Tag Archives glyphosate
Edible bean growers could get more weed control options
Ridgetown College research shows that older chemistries can help control glyphosate-resistant weeds in strip till
Glyphosate drives long-term herbicide changes
Ontario keeps track of detailed herbicide use every five years, which shows how the use of active ingredient has declined
A study of glyphosate use in Ontario shows the herbicide has created significant change in crop management. It shows that while corn and soybean acreage and yield have increased in the province since 1983, the impact of herbicide use per acre has declined, in large part because glyphosate has displaced other herbicide chemistries. Why it […] Read more
Brazilian court overturns ban on glyphosate
Brasilia | Reuters — A Brazilian court on Monday overturned an injunction banning products containing the herbicide glyphosate, knocking down a previous ruling that had been set to disrupt the soy planting season set to begin this month. A Brazilian judge ruled last month to halt the registration of new glyphosate-based products in the country […] Read more
Dicamba drift problems continue in farm states
Fewer instances of dicamba drift onto non-target crops are being reported this year in the United States, but it continues to divide agriculture community
Aaron Hager has seen many changes in American agriculture in his 25 years at the University of Illinois. As an extension specialist and weed scientist, he saw the introduction and controversy around genetically modified crops and the emergence of herbicide resistant weeds. But nothing compares to the battle and nastiness over the last 12 months […] Read more
Roundup cancer verdict sends Bayer shares sliding
Frankfurt | Reuters — Bayer shares plunged as much as 14 per cent on Monday, losing about US$14 billion in value, after newly acquired Monsanto was ordered to pay US$289 million in damages in the first of possibly thousands of U.S. lawsuits over alleged links between a weedkiller and cancer. After the verdict […] Read more
Glyphosate maker Monsanto ruled liable in U.S. cancer trial
Reuters — A California jury on Friday found Monsanto liable in a lawsuit filed by a man who alleged the company’s glyphosate-based herbicides, including Roundup, caused his cancer and ordered the company to pay US$289 million in damages. The case of school groundskeeper Dewayne Johnson was the first lawsuit to go to trial alleging glyphosate […] Read more
Cover crops can be tricky to kill
Cover crops can be important tools to improve soils, but there’s no single control solution
Cover crops can do a lot for the soil, but keeping them from becoming covering weeds requires the right herbicides applied at the right rate — to kill them at the right time. What cover crop is used, too, should be appropriate for the job the farmer wants to accomplish. Why it matters: Cover crops […] Read more
Brazil judge suspends use of glyphosate herbicide
Sao Paulo | Reuters – A Brazilian judge has suspended the use of products containing the agrochemical glyphosate, a herbicide widely employed for soybeans and other crops in the country. A federal judge in Brasilia ruled on Friday that new products containing the chemical could not be registered in the country and existing registrations would […] Read more
U.S. judge allows Roundup-related suits to go to trial
Reuters — Hundreds of lawsuits against Monsanto Co. by cancer survivors or families of those who died can proceed to trial, a federal judge ruled on Tuesday, finding there was sufficient evidence for a jury to hear the cases that blame the company’s glyphosate herbicide for the disease. The decision by U.S. District Judge Vince […] Read more
Brevant to market dicamba-tolerant soys
Monsanto and Corteva Agriscience has signed a deal that brings Monsanto’s dicamba-tolerant soybeans to the new Brevant seed brand in Canada. The two companies announced the deal June 27. Monsanto will licence for Roundup Ready 2 Xtend technology for soybeans to Corteva Agriscience, the newly formed company that combines DuPont Pioneer, DuPont Crop Protection and […] Read more
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