Generic Materials Search: aquatic plant products nonsynthetic

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View the OMRI Generic Materials List Glossary in PDF format here.
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Aquatic Plant Products
Livestock Feed Ingredients
Aquatic plant products are prohibited if they contain synthetic preservatives such as formaldehyde or are fortified with otherwise prohibited nutrient sources. Kelp must be organic. See Glossary for definitions of "aquatic plant products" and "kelp."
205.105(a) & 205.237(a)
Aquatic Plant Products – nonsynthetic
Crop Fertilizers and Soil Amendments
Aquatic plants that have not been synthetically extracted or stabilized are allowed.
205.203(c)(3) Uncomposted plant materials.