.12 Other Nutrient Sources.

In determining the amount of nitrogen and phosphorus fertilizer that may be applied, professional fertilizer applicators shall account for the amount of nutrients known to have been applied in any compost, effluent or other organic nutrient sources, or soil conditioners as specified by the Department, and make necessary adjustments to comply with the annual University of Maryland Extension recommendations (Maryland Nutrient Management Manual I-E1 and I-E2, COMAR