All nutrients are important, including calcium, nitrogen, magnesium, sinc, iron, boron, copper, manganese, sulfur, potassium, and phosphorus.
We’ve compiled here a list of tests that might interest you based on your specific search.
We’ve compiled here a list of resources that might interest you based on your specific search.
This memo explains how the salt index is measured and how to interpret these values when compared to common fertilizer products.READ MORE
Soil Sulfur levels can be affected by differences in soil texture, irrigation water, types of irrigation, soil drainage, sodium levels, and history of sulfur fertilization.READ MORE
We compare the P1 Bray Colormetric, Neutral Ammonium Acetate ICP, and DTPA ICP methods to Mehlich III ICP analysis for Phosphorus, Cations (K, Mg, & Ca), and micronutrients (B, Cu, Fe, Mn, & Zn) respectively. The analysis was compared on 664 samples from the Midwest United States and Canada. Correlation of results between methods and relative values are shown.READ MORE