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Types and Uses of Nitrogen Fertilizers for Crop Production
when used as a nitrogen fertilizer, must be injected under the soil surface. Although water-soluble, ammonium attaches readily to clay and organic matter particles (in much the same way iron is ...
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Fertilizing Hibiscus: Keep Your Hibiscus Blooming All Season Long
Water-soluble fertilizers are dissolved in water and ... Simply incorporate organic matter into the soil around your hibiscus ...