Friday, March 16, 2012

N on wheat

Wow this weather is amazing! The wheat is loving it. I took a stroll thru a few fields the other day and overall, the wheat looks really good.

There has been a lot of chatter in the paper and online about N on wheat. Here's my Cole's notes version:

-Frost application on dormant wheat. A study out of the US shows no response to the N applied at this time and increase risk of leaching.

-Split application with 30-40lb N applied early on growing wheat with the rest followed later in April. For tillered, well established wheat OMAFRA trials have shown no yield response. For non tillered wheat, there is about a 4 bus yield response.

-Rates. Take a look at how thick your stand is and the lodging score for the variety you have planted. If your stand is well tillered and has a low lodging score, use caution when selecting your rate.

-Sulphur. We are still receiving about 10lb/ac of Sulphur from the atmosphere. Wheat needs about 15lbs, so if you want to experiment with some sulphur in the blend don't go over 5lb/ac.

Now get out there and enjoy this weather!

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