The Ag Guy, LLC Advice, service and tools for improving forage quality and optimizing nutrient management on livestock farms |
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Maintained by Stuart Rymph, Ph.D., CCA
Welcome to The Ag Guy, LLC Homepage,
Years of experience working with feed and fertilizer programs for dairy farmers has taught me that nutrient management is an integral part of the whole farm operation, not just a manure or fertilizer distribution problem. Feed inputs, animal performance, cropping systems, farm management and farm goals all interact to determine the "best" nutrient management strategies for each farm. Through the Ag Guy, LLC, I offer a variety of nutrient management services and resources to help identify which approaches will work best for your farm and then put together a plan that you can grow with.
I also help companies in planning and analyzing research experiments and field trials. Services range from reviewing the literature to designing a valid experiment and statistically analyzing the results. Don't waste your time with guess work, do it right the first time, give The Ag Guy a try.
I will be gradually building this site as time allows. In the meantime, you are welcome to look over some of the research that I have been involved in. I have also listed some links to forage and crop modeling resources, feel free to visit any and all of them.
Thank you,
Stu Rymph
The Ag Guy, LLC
Mazomanie, WI
Research
How much N leaches when you put on over 800 pounds of N per acre from dairy effluent on sand in a year?
It depends on what crop you apply it to - you might be surprised.
Click on the line below to see - Warning - this is a 76-page PDF file, if you are using a dial-up modem, try the Journal links below.
The results of this study were also published in the Journal of Environmental quality.
These are links to the abstract/summary. From there you can click on the full articles.
What hapens to soluble protein levels in grass forage when you increase your N fertilizer rate or ensile it?
Nitrogen Fertilization and Storage Method affects Forage Protein Solubility in Bermudagrass (abstract .htm file)
Nitrogen Fertilization and Storage Method affects Forage Protein Solubility in Bermudagrass (summary .ppt file)
Tools
Construction and use of 1.5 inch diameter mini-silos (Adobe Acrobat 4.0 .pdf file with color pictures)
Links
Georgia Automated Environmental Monitoring Network - Georgia weather data/maps and drought maps. Also offers access to a variety of applications including growing degree/heating/cooling day calculators and a water balance calculator. For those interested in crop modeling try selecting the Crop Model from the Applications listing on the left of the homepage screen or click here.
Forage Species Selection Tool - a practical application of regional database information from Cornell University
ICASA - International Consortium for Agricultural Systems Applications site for information about crop/systems modeling and their use in international agriculture research.
Forage Information System - at Oregon State University claims to provide peer-reviewed worldwide forage related information. Some interesting pages, weighted heavily to temperate forages, Very extensive links to commercial enterprises related to forage production.
Agriculture Network Information Center - Search agricultural databases (search land grant libraries, scientific journals, etc.) plus gateway to agricultural science related internet services
University of Florida Agronomy Department
University of Florida Department of Animal Sciences