وسائل ٹیگ کردہ: Potassium Content
3 items found (Showing 1 - 3)
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01 جنوری 1971 It is the purpose of this booklet to suggest some ways of studying plants that may involve students more fully, especially in the design and development of elementary research suitable for school laboratories. Educational Products Division, LaMotte Chemical Products, Chestertown, MD 74 pages,...
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This book brings together technical authors from a wide range of disciplines and areas around the world to present a coherent and authoritative treatise. The book chapters are an example of both the depth and breadth of expertise available in modern science and how this can be focused on a single...
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The objective of this publication is to summarize results of field research carried out in Brazil, Peru, Puerto Rico, Colombia, and Ghana as it relates to potassium fertilization on Ultisols and Oxisols.