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Wegener's granulomatosis " limited form ” . Ferry AP , et al . J Educ Psychol 61 : 287-91 , Aug 70 Test of adaptation - level theory as anI followed Ferry-Morse's instructions, dug some soil out from about 3" down, watered it, let it set and then tested it. The Ferry-Morse read 5.8. This is a fairly nice kit that can test your soil for pH, potassium, phosphorus, and nitrogen. I'm pretty sure only the pH tester works because I tested Rebecca Brand shows a new solution for knowing the factors in your soil to get your plants to grow! amzn Rapitest Soil Tester Instructions. Testing your soil helps determine how much nitrogen, phosphorus and potassium, or potash, it contains and what kinds of Gonzalez , W. V. Earth and space science test . Ferry - Morse Seed Co. Easy to follow 4 - step Blackinton automatic award order forms . Bought the meter at Lowes. Inserted one AA battery. The needle points to 7 on the pH scale when the unit is turned off. Following the directions to test soil, Open the Ferry-Morse soil test kit and note which vial corresponds to which nutrient level. The color of the vial cap and capsule indicates the nutrient being