If you have weeds pop up prior to planting soybeans you can control them with a burndown herbicide application. But what happens when rain and wind conspire to prevent you from applying a burndown and you have to control weeds after planting? That’s the situation many Ontario growers are facing in 2019 as the wet… Read More

On Monday’s show, the week’s host Lyndsey Smith, takes on this Agronomy Monday with a flurry of topics, including: Mike Cowbrough, provincial weed specialist with the Ontario Ministry of Agriculture, Food and Rural Affairs, talking about how to get control on larger-than-ideal weeds ahead of planting; Peter “Wheat Pete” Johnson, on winter wheat decisions, including… Read More

Can Ontario winter wheat growers mix ammonium thiosulphate (ATS) with herbicides and fungicides to address sulphur deficiency symptoms or should they apply it separately with streamer nozzles? That’s a question Mike Cowbrough and Joanna Follings wanted to answer with 2018 research plots. The Ontario Ministry of Agriculture, Food and Rural Affairs weed specialist and cereals… Read More

There are a number of reasons why herbicides sometimes fail to control weeds. Perhaps surprisingly, one of the easier things to rule out is whether the weed is herbicide resistant. Ontario Ministry of Agriculture, Food and Rural Affairs weed specialist Mike Cowbrough says many universities across Canada conduct testing for herbicide resistance, but growers have… Read More

Ontario ministry of agriculture weed specialist Mike Cowbrough says it’s easy to pick on a herbicide when it doesn’t meet your weed control expectations. Unfortunately, he says, most growers don’t often have an opportunity to compare herbicide programs in their own field using check strips or unsprayed areas to test performance. But Cowbrough does have… Read More

Planting is just around the corner, and if you’re in full-on crop planning mode you’re likely curious about what’s new, what’s old, what’s repackaged, what’s the best bet for herbicides in 2018. Lucky for you, Ontario Ministry of Agriculture, Food and Rural Affairs weed management specialist Mike Cowbrough faces an avalanche of these questions every… Read More

If you have weeds pop up prior to planting soybeans you can control them with a burndown herbicide application. But what happens when rain and wind conspire to prevent you from applying a burndown and you have to control weeds after planting? In this episode of the Soybean School, OMAFRA weed control specialist Mike Cowbrough… Read More

What’s the best herbicide program for food-grade, non-GMO, identity preserved soybeans? It’s a common question OMAFRA weed specialist Mike Cowbrough gets from growers and we have the answer on this edition of RealAgriculture Soybean School. Cowbrough says there’s no magical herbicide that can handle all the challenges food-grade soybeans face during the growing season. But… Read More

Cereal variety trials typically give researchers great insight into yield, disease tolerance, standability and a host of management considerations to help growers pick the right variety for their fields. In this year’s Ontario Spring Cereal Performance Trials, researchers are also getting a good look at the impact herbicide choices can have on cereals. In this… Read More

Should you spray your soybeans once or twice? In this episode of Real Agriculture Soybean School, OMAFRA weed specialist Mike Cowbrough takes a look at how one-pass and two-pass herbicide systems compare. He notes that a one-pass program can offer effective weed control if growers keep soybeans fields weed-free through the third trifoliate stage. But… Read More