Havlin, John L. <br/><br/>
Soil fertility and fertilizers :  an introduction to nutrient management / 
John L. Havlin ; Samuel L. Tisdale ; Werner L. Nelson ; James D. Beaton 
 - Eighth edition. 
 - Boston, USA :  Pearson,  2013 
 - vii, 516 pages :  illustrations. 
<br/><br/>Introduction -- Basic soil-plant relationships -- Soil acidity and alkalinity -- Nitrogen -- Phosphorus -- Potassium -- Sulfur, calcium, and magnesium -- Micronutrients -- Soil fertility evaluation -- Nutrient management -- Nutrient interactions and economics -- Agricultural productivity and enviromental quality. 
<br/><br/><label>ISBN: </label>9780135033739 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilidad del Suelo<br/>Fertilizantes<br/>Nutrición
<br/><br/><label>Dewey Class. No.: </label>631.422