WI AB93

Allows distribution of fertilizers produced from manure-based compost or vermicompost with less than 24% combined nitrogen, phosphorus, and potassium content, bypassing the standard minimum requirement for mixed fertilizers

Permits labels on manure-derived compost fertilizers to use "typical analysis" (based on average substance amounts) instead of guaranteed minimum nutrient content for plant nutrients and beneficial substances

Prohibits DATCP from requiring controlled experimental field tests to prove the efficacy of soil or plant additives made from manure-based compost

Allows permit applications and labels for compost-based soil or plant additives to be substantiated by typical analysis rather than guaranteed analysis