Corn growers often turn to tissue testing to diagnose a problem. When plants in a field are yellowing or pale, grabbing a sample and sending it to the lab can seem an obvious way to confirm a nutrient deficiency. But there’s more to the tissue testing story than simply identifying a problem and finding a… Read More
Tag: Jack Legg
Are Ontario cash crop growers making effective use of tissue testing to enhance yield and crop performance? The answer requires a little perspective says Jack Legg, agronomist with Guelph-based SGS Agri-food Laboratories. Tissue testing, which provides an accurate measurement of the nutrients within a plant at a given time, has traditionally been used to confirm… Read More
Across Ontario, a growing percentage of soil tests are testing lower for nutrients. It’s a trend growers need to be aware of, and there’s a role for wheat to play in addressing the decline. Jack Legg, SGS Agri-Food Laboratories agronomist based at Guelph, says his lab and the International Plant Nutrition Institute, which conducts sampling… Read More
When it comes to testing seed, you’re after many answers, but the bottom line is always “Is this seed fit for use?” When it comes to soil, you don’t have the choice on whether or not to use it — but you can use soil sampling and testing to inform your management and put a… Read More