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MN Crop News: Small grains disease risk assessment tools – A sad farewell for now; Cover crop residue and C:N ratios

MN Crop News: Small grains disease risk assessment tools – A sad farewell for now; Cover crop residue and C:N ratios

Minnesota Crop News

Daily Digest – May 18, 2021

Minnesota map

Small grains disease risk assessment tools: A sad farewell for now

For almost two decades the Minnesota Wheat Research & Promotion Council and the Minnesota Association of Wheat Growers funded the  mawg.cropdisease.com disease risk assessment tool for Fusarium head blight and the three economically most important fungal leaf diseases of wheat. 

Read the blog post.

 

Soybean emerging in rye residue

Cover crop residue and C:N ratios

At this time of year, cover crops are being sprayed with herbicide to make way for cash crop growth.  What will happen to the residue remaining on the soil surface? Pretty soon the cover crop will start decomposing, where its leaves and roots break down into molecules that soil animals, bacteria, and fungi use.  

Read the blog post.

 

Source: U of MN Extension/MN Crop News