nutrient, essential

nutrient, essential,

n See nutrient.
References in periodicals archive ?
Because phosphorus is a valuable nutrient, essential for plant growth, intensive phosphorus management to comply with the regulations is important for both crop production and livestock waste management.
Vitamin A has long been established as a vitally important human nutrient, essential for growth, immune function, reproduction, and vision, and it may also help reduce the risk of some cancers.