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A 63-day feeding trial was conducted under laboratory conditions to evaluate the effects of substituting animal protein with a mixture of plant feedstuffs including 25, 30, 35, 40 and 45% of the protein with torula yeast (Candida utilis), 20% with soyabean meal and 15% with Alfalfa [lucerne] Leaf...

Olvera-Novoa, M. A.; Martínez-Palacios, C. A.; Olivera-Castillo, L.
Blackwell Science, Oxford, UK
Aquaculture Nutrition, 2002, 8, 4, pp 257-264