"nutrient sources" is correct and can be used in written English.
For example: Plants depend on a variety of nutrient sources for growth.
Major nutrient sources include fertilisers and the burning of fossil fuels.
I advocate getting healthy glucose and carb intake from whole foods, and mostly from high nutrient sources such as vegetables.
Heterotrophs require both inorganic and organic (carbon-containing) compounds as nutrient sources.
The processes by which organisms utilize organic substances as their nutrient sources.
The role of phosphorus, magnesium and potassium availability in soil fungal exploration of mineral nutrient sources in Norway spruce forests.
Robertson, D. M. & Saad, D. A. SPARROW models used to understand nutrient sources in the Mississippi/Atchafalaya River Basin.
A comparison of nutrient sources of the epiphyte Tillandsia capillaris attached to trees and cables in Cordoba, Argentina.
Similarly, naturally productive lakes can be fertilized further by human-derived point and nonpoint nutrient sources.
The process of photosynthesis might have evolved much later in response to the gradual depletion of those rich nutrient sources.
Labeling different nutrient sources with different colors, as well as adding adequate light sources and camera filters will enable simultaneous measurements of the flow of several nutritional components.
The main nutrient sources in the ECS are Kuroshio, the Taiwan Warm Current (the extension of the TSC), and the YR.
