The phrase "as a feed source" is correct and usable in written English.
It can be used when discussing the role of a particular item or substance in providing nutrition or sustenance, often in the context of agriculture or animal husbandry.
Example: "Corn is often utilized as a feed source for livestock due to its high energy content."
Alternatives: "as a nutritional source" or "as a food source".
Although aquaculture can reduce pressure on fisheries, there has been criticism about its use of wild fish as a feed source, impact on local fish stocks and levels of disease and pollution.
Management of herds (stocking and restocking) and utilization of improved feed and fodders in combination with Prosopis as a feed source need to be given due attention.
When compared to its unmodified maize counterpart, it was concluded that the tested Bt-transgenic maize had a lower quality as a feed source.
The project was designed to evaluate the feasibility of using permeate from the MBRs treating municipal wastewater as a feed source for thin film composite reverse osmosis (RO) membranes.
The capacity of rangelands as a feed source for livestock and the support of sustainable livelihoods for herders has been reduced due to the combination of various factors, including degradation due to overgrazing and expansion of cultivation (Bounejmate et al. 2004).
Organic loading rate, variation in organic loading rate, and the presence of filamentous microorganisms in the activated sludge system, used as a feed source for the digester, have been selected as the inputs of a knowledge-based model designed to provide as output the risk of foaming in an anaerobic digester.
The magnitude with which DDGS replaces corn is significantly higher than it is for replacing SBM, indicating its importance as an energy feed source.
The low economic value of pectin-rich materials as an animal feed source makes finding alternative applications for this biomass appealing.
Vascularization acts as a neoplastic feeding source and, due to the rapid tumor expansion, the vessels are often disorganized and unable to adequately deliver oxygen [ 84].
Recycling of crop residues for animal feed is quite low, despite their critical role as a dry season feed source - settled herds with access to crop residues are more likely to meet their nutritional requirements and improve their productivity than transhumant cattle (FAO 2001a, van Raay and de Leeuw 1974).
However, prolonged drought and political insecurities, including civil war and ethnic conflict, have all affected the ability of pastoralists to keep their herds on pastures, and thus created a niche for crop residue as an important alternative feed source for their livestock.
