Your students will explore their own soil for levels of nitrogen, pH, phosphorus, and potassium, as well as describe the soil texture, conducting the tests using individual reagent tablets sealed in foil strips. It includes enough soil sample bags, reagent tablets, lecture materials, and illustrated handouts for 50 students, as well as teacher tips, and test procedures.
How is savings calculated? We
multiply the savings per unit (in parenthesis) times the
total units of the original product.