Ward Laboratories has been performing stalk nitrate testing since 1990. This test can be utilized to evaluate the efficiency of your in-season nitrogen program for corn and sorghum. A stalk nitrate analysis is to be used only for agronomic management. When evaluating nitrogen use efficiency, we specifically check a lower portion of the stalk for...Read More

When we make fertilizer recommendations for upcoming crops, it’s good to consider nitrogen credits from past crops. Leguminous species like soybean, alfalfa, and clover may provide a nitrogen credit for the next season’s crop. However, there are a few misconceptions about where the nitrogen credit comes from. Soybean Nitrogen Credits For this example, we’ll talk...Read More

  Farmers and agronomists have been using plant analysis for the past few decades to identify fertility needs. Plant analysis allows producer to direct side dress or use pivot applications of crop nutrients precisely. Information gained from plant analysis is only as good as the sample itself. So, it’s important to remember these steps when...Read More

Tissue testing is a useful tool for producers of all crops and species. However, it is often overlooked. When plant analysis is paired with routine soil testing, visual observation, and knowledge of the field, it can be a valuable tool in efficient crop production management. Additionally, tissue testing can aid in reaching yield goals. There...Read More