Okla. Stat. tit. 2, § 2-10-10.5: Land application rate - Soil and waste testing

A. The land application rate for all poultry waste in the

Eucha-Spavinaw Watershed shall be specified in the animal waste

management plan and shall follow the requirements and limitations of

the applicable Eucha-Spavinaw phosphorous index (PI).

B. Soil testing and poultry waste testing shall be performed in

the Eucha-Spavinaw Watershed in the manner and frequency prescribed

in the Poultry Act for nutrient-limited watersheds and the records

shall be maintained as prescribed in the Poultry Act.