The old Bray-1 method required multiple samples to provide a full nutrient picture of the sample, slowing the process and increasing the cost. In contrast, the new method, called Mehlich-3, requires ...

Crop consultants recommend monitoring soil conditions closely during the first 24 hours after soybean planting to prevent chilling damage.

Researchers have known for decades that different brands of lab machines produce different results. The fix is easy — but not ...