About clay

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So far clay has created 5 blog entries.

New and Old Leaves – Why Both Are Important

Dan Davidson, PhD
Agronomist, Consultant

One unique feature of sap analysis is that they ask you to sample both old and new leaves.

This probably strikes people as a bit odd because tissue testing requires only a certain grass leaf or trifoliate or petiole from a certain position on a broadleaf plant. The reason for this is that […]

Blood Test for Plants

Dan Davidson, PhD
Agronomist, Consultant
Sap analysis – this new technique is like a blood test for plants.
When you get a health check-up at your local doctor’s office, two things happen. Firstly, you are asked pages of questions about previous health conditions, family history, lifestyle choices, happiness level, and many others. Secondly, a nurse checks your pulse […]

Why Test for Nutrients

Dan Davidson, PhD
Agronomist, Consultant

Maintaining nutrient reserves and their availability in the soil is important to productivity of field and specialty crops. However, too little or too much of any one nutrient can cause problems. In fact, excess amounts can be as detrimental as a deficiency. As a producer or agronomist your goal is to make […]

Crop Health Lab’s Agronomy Blog

Blogs provide an excellent opportunity to share information and ideas, discuss management practices and respond to questions from readers. In short – it is a place for agronomist and crop consultants to share timely and relevant information on plant nutrition, testing methods, and discuss recommendations for managing crops and improving yield and quality.

Crop Health […]

Are your cash crops living up to their name?