Search Results for: Agricultural and horticultural machinery
potassium ), the secondary plant nutrients ( calcium , sulfur , magnesium ), and sometimes trace elements (or micronutrients) with a role in plant nutrition: boron , chlorine , manganese , iron , zinc , copper , and molybdenum . in the past, both organic and inorganic fertilizers were called "manures
," but this term is now mostly restricted to man-made manure. contents history key people industry soil fertilization inorganic fertilizers (mineral fertilizer) macronutrients and micronutrients macronutrient fertilizers agricultural versus horticultural nitrogen fertilizer health and sustainability...
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