Biology and Chemistry of Soil Experiment
SKU/Product Number
SB13757
In Stock
$143.95
Grades 6-12.
Using ordinary soil samples and simple, easy-to-follow techniques and staining procedures, identify the type and variety of microorganisms, calculate soil fertility by a cation exchange capacity elimination, test and determine its pH, and correlate the pH value to soil lime requirements. Tests are performed with Chemplates® or calibrated sample tubes. Complete for 50 experiments.
WARNING: Choking Hazard. Small Parts. Not for children under 3 yrs.