A. Soil Ecology Lab Manual
Let students dig deeper with this comprehensive manual about soil ecology. Eighteen labs allow
students to learn how environmental factors affect soil and how to perform serial dilutions, extract
protozoa and count bacteria colonies in soil. 88 pages, 8½" x 11", soft cover.
B. Soil Sampling Tube
This 12"-long galvanized steel sampling tube has a 1" core diameter and a cutaway side allowing
for sample examination prior to removal. Includes 20 soil sample bags.
C. Soil pH Meter
This easy-to-use soil meter with 4" probe quickly determines soil’s pH suitability for plants.
Includes soil pH preferences of 400 plants and techniques for adjusting soil pH.
D. Soil Sieves
Use this set of six interlocking 6" metal sieves with different-size brass wire mesh screens (5, 10,
40, 60, 120 and 250 holes/cm) to separate and grade soil samples.
E. Soil Thermometer
Stainless steel thermometer has a 5" stem for testing soil temperature at most ideal planting
depths. The 1½" dial ranges 0–80 ºC and 20–180 ºF.