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The top documents tagged [decomposed organic materials]
Education
Roxas blvd, Manila Pasay, Philippines Soil Type Research
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1. Which horizon is the TOPSOIL? A.Horizon O B.Horizon A C.Horizon B D.Horizon D or R
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Presented by XXXXXXXXXX 1406 Biology HCC – West Campus Fall Semester 2010 The Basics
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Organic Matter The key to healthy soils Fred Magdoff Dept. of Plant & Soil Science University of Vermont
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