Soil Fertility Testing Program of Penn State College of Agricultural Sciences.
This program is designed as a soil-management tool for farmers, homeowners, landscape contractors, golf-course superintendents, ornamental nurserymen and others interested in the fertility of their soil and in determining the optimum lime and fertilizer requirements of their crop. Tests available for soil, and also for water, plant tissue, manure, compost, and more. Tests are available for soil fertility and for environmental contaminants.
