It is proven that top dressing your crop of small grains with nitrogen can increase the yield from your fields, if the necessary rainfall or irrigation is forthcoming. On the downside, getting either unlucky with weather, mistiming, or an uneven top dressing application can be damaging to your crop. Now, with the availability of nitrogen soil testing and NutriSphere-N®, plant tissue testing, and Southern States GrowMaster® Certified Crop Services top dressing is not the gamble it was in the past.