Effect of NPK [nitrogen, phosphorus, potassium] fertilization on dry matter yield and crude protein concentration of Poa pratensis L. grown on much soil von Lightner J.W, Rhykerd C.L, Hood E.L, Van Scoyoc G.E, Mengel D.B

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SPECTROSCOPIC SENSING OF SOIL ORGANIC MATTER CONTENT von Shonk, J.L. (Purdue University, West Lafayette, IN), Gaultney, L.D, Schulze, D.G, Van Scoyoc, G.E

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