Crop Nutrition

How to Recognize Nutrient Deficiencies Just by Looking

Robert Mullen, Ph.D.

Robert Mullen

Robert Mullen, Ph.D.

Nutrien

Director of Agronomy

To say Dr. Robert Mullen is passionate about agriculture would be an understatement. He holds a Bachelor of Science degree in ag business from Cameron University, along with a Master of Science degree in plant and soil science and a Ph.D. in soil science from Oklahoma State University. In addition, Dr. Mullen has been published in a variety of scientific and trade journals. But it’s not just his academic accomplishments that make him unique. It’s his unwavering ability to take complex data and — in simple terms — explain how it impacts a farmer’s bottom line. Dr. Mullen delivers the kind of insightful observations that can lead to a more profitable business. As a leading agronomy expert, Dr. Mullen has a goal to further educate farmers on best management practices that improve their yields and maximize their return on investment.

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Assessing soil for nutrient status in a laboratory can be a good way to determine whether it has the fertility needed to support optimum growth, but visual assessment of the crop can also tell you a lot about your soil. Being aware of what to look for can help you catch a problem before it impacts your yield and your bottom line. In this video, Dr. Robert Mullen reveals some of the most identifiable visual cues of nutrient deficiencies in both grasses and broadleaves.

Think your crop might be deficient in P or K? Here’s what to look for

How to Recognize Nutrient Deficiencies Just by Looking

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