Resources

Respiratory Protection Requirements in Agriculture – Guidance & Resources

Published on September 12, 2025
A practical guide for agricultural producers on complying with EPA, MDARD, MIOSHA and OSHA standards to ensure safe respirator use and worker protection. An accessible format for visually impaired users is also available.
Year in Review: 2024 Christmas Tree Sales Recap

Published on August 12, 2025
This article shares the results of an end-of-the-season sales survey that aimed to identify key trends in Christmas tree sales across the Great Lakes region.
Assessing Sites for Christmas Tree Production Using Web Soil Survey

Published on August 12, 2025
This article discusses the use of the Web Soil Survey tool produced by the USDA NRCS as it provides Christmas tree growers with a free, powerful, easy to use online program for gaining critical information on soil on their sites.
The Science of Shearing

Published on August 12, 2025
In this article, Bert Cregg discusses some of the basic biology and underlying principles that guide the response of conifers to shearing.
Managing Phytophthora Root Rot

Published on August 12, 2025
In this article, Bill Lindberg and Gary Chastagner examine the pathogen’s life cycle, factors that contribute to its development and spread, and potential management steps to mitigate PRR development.
16th International Christmas Tree Research and Extension Conference held in Denmark

Published on August 12, 2025
This article explains the importance of understanding herbicide modes and sites of action for effective weed control in Christmas tree production, helping growers select, rotate and apply herbicides to prevent resistance and maximize efficacy
Non-chemical Weed Control in Christmas Tree Production

Published on August 12, 2025
This article outlines non-chemical weed control strategies in Christmas tree production, including prevention, cultivation, mulching, cover crops, thermal control and biological methods.
Tree Diseases and Management Series for Christmas Tree Production: Biology and Management of Needlecast Diseases for Christmas Tree Production

Published on August 12, 2025
Devkota’s article reviews needlecast diseases in Christmas tree production along with treatment options.
Biology and Management of Common Lambsquarters (Chenopodium album) in Christmas Tree Production

Published on August 12, 2025
This article details the biology of common lambsquarters and offers integrated control methods for Christmas tree growers, including cultural, chemical, and mechanical strategies.
Understanding Herbicide Modes of Action

Published on August 12, 2025
This article explains how understanding herbicide modes and sites of action helps growers select and rotate herbicides effectively to manage weeds and avoid resistance.