Nitrogen is an essential plant macro-nutrient, and while seventy-eight percent of the earth’s atmosphere is composed of nitrogen, is is not in a form available to most plants (with the exception of some nitrogen-fixing legumes that harness it with a bacterial symbiosis). Therefore, fertilizer is applied to crops in forms that are readily taken-up by plant roots, as nitrate (NO3) and ammonium (NH4). Read more…

Setting a realistic yield goal each and every year is one of the most important steps in both crop stewardship and farm economics. Read more…

Urea was first synthesized by the German chemist Friedrich Wöhler in 1828. Before that time, organic sources of nitrogen such as urine, night soil, manure, and compost were the only means to deliver this important macro-nutrient to the soil. Read more…

Aluminum in soil can be bad news for almost every aspect of plant growth and productive development. Learn how to avoid aluminum toxicity in your crops. Read more…

Understanding nutrient uptake is vital for optimal day-to-day farm management. Read more…

Silicon is recently becoming recognized as a beneficial plant nutrient and many growers already include it in their crop fertility programs. Read more…

Calcium nitrate is a salt mainly produced for plant nutrition purposes, and for wastewater treatment. It is a source of both calcium and nitrogen, for plants. Read more…

There are many facets to getting fertigation right. One of them is considering the fertilizers’ compatibility. We hope our compatibility chart will come in handy. Read more…

Talking about soil carbon is all the rage these days, but what does this have to do with productive and sustainable agriculture? The answer: a whole lot. Read more…