Holden Research & Consulting specializes in applied science and answers for production agriculture. An expert in field development research, David Holden, PCA, provides support and market expansion research, along with consulting regarding basic agronomic practices for production agriculture in California.
  • Welcome

    Welcome to Holden Research and Consulting! Holden Research and Consulting is owned and operated by David Holden. David has over 35 years of experience as an agronomist and Pest Control Advisor (PCA) and has worked with over 100 crops. He conducts many field research projects every year for a variety of agricultural manufacturers, and has completed over 1000 of these projects to date. He also consults extensively with growers on pest and nutrient management issues to increase their production yields. David is an experienced public speaker, has served on several ag related boards, worked with numerous commissions, and has traveled throughout the country and abroad to present his research.

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Testimonials

AG RX uses and has used David Holden as their contracted research and advisor agronomist for many years. He and his associates are vital to the growth of AG RX's business. He has been involved and instrumental in our new nutrient product labels. The most important thing Dave brings us is non-biased, very researched opinions of products and services that we offer. He’s an important part of our strategy as we move forward in the changing business that we are facing in the future.

Walt Johnson
COO, AG RX