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Comparing soil test kits with standard lab‐based soil tests for agricultural soils
Author(s) -
Sharma Swati,
Chatterjee Amitava
Publication year - 2019
Publication title -
crops and soils
Language(s) - English
Resource type - Journals
eISSN - 2325-3606
pISSN - 0162-5098
DOI - 10.2134/cs2019.52.0202
Subject(s) - soil water , soil test , test (biology) , agriculture , environmental science , agricultural engineering , agronomy , soil science , biology , engineering , ecology
Growers often have questions regarding the reliability of the commercial soil NPK test kits for understanding their soil's N, P, and K availability. This article compares and evaluates four soil NPK kits—(i) Rapitest, (ii) LaMotte, (iii) Hanna, and (iv) Hach—with standard laboratory methods for analyzing soil available N, P, and K. Earn 0.5 CEUs in Soil & Water Management by reading this article and taking the quiz at www.certifiedcropadviser.org/education/classroom/classes/649 .