GFM Network News



Fancy soil test kit — researchers used the Canadian Light Source synchrotron in Saskatoon to analyze the biological cycling P goes through in the soil.

Soil tests may not tell the whole story of phosphorus

Research shows “legacy” phosphorus might support crops long after you’ve stopped making applications

Reading Time: 5 minutes Do soil tests accurately reflect how much phosphorus is actually available to plants? A long-term study at the Semiarid Prairie Agricultural Research Centre in Swift Current, Sask., suggests they don’t. Research scientist Barbara Cade-Menun is leading a study on continuous wheat plots established in 1967. Until 1995, the plots received both nitrogen and phosphorus fertilizer;[...]
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Eight things to look for in your soil test report

When you understand your soil reports, you’re in a better position to develop fertilizer plans with your agronomist. All soil testing labs report the same basic information, but each lab has its own unique format. No matter what your report looks like, first, check the information at the top: your name, address, field name, etc.[...]
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The dirt on soil tests

With soil nutrient levels dropping, how do you need to change your soil-testing program and fertility rates?

Reading Time: 4 minutes Fewer farmers are sampling their soils. In Ontario, the numbers say fewer than 30 per cent of farmers test every three years, even though this trend is leading to a data gap at a time when everything else seems to be changing too, such as the rapid climb in yield potentials, and elite corn hybrids[...]
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Minogue: Rebalance your fields’ phosphorus bank accounts

Reading Time: 3 minutes While your crop rotations and your seeding practices have evolved into something your grandfather might not recognize, recommended phosphorous guidelines for Manitoba farmers haven’t changed in more than 20 years. Over the past year, Manitoba soil fertility experts came together to fill this gap. John Heard (Manitoba Agriculture, Food and Rural Development), Cindy Grant (Agriculture[...]
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