Japanese Journal of Soil Science and Plant Nutrition
Online ISSN : 2424-0583
Print ISSN : 0029-0610
Simple analysis of inorganic nitrogen, phosphorus, and potassium using the small reflection photometer for 0.2M hydrochloric acid extraction solution
Yoshitaka HARA
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2015 Volume 86 Issue 1 Pages 33-37

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[in Japanese]
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© 2015 Japanese Society of Soil Science and Plant Nutrition
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