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Asked by lukas.eriksson90 ·February 11, 2022 ·20.6k readers

Ferment chicken feed with IMO 2?

Didn´t get an answer on a previous question on this topic so I´m writing again. I´m probably not going to have time to make IMO 3 or 4 this year due to lack of time. Can I ferment my chicken feed with IMO 2 or is it even possible to ferment feed with leaf mold? IMO 4 has soil in it so my thinking is that it should work with leaf mold but you guys are the experts. Very thankful if I get any answers.

The answer

From the KNF library

From the KNF library Drafted by Claude from Office Hours and the books · Sep 2026 · 7 sources

Drake's basic feed ferment uses IMO4. He mixes half pellets and half scratch grain in a 5-gallon bucket with a heaping handful of IMO4, 1-2 oz of maintenance solution, and water or milk. It ferments 24 hours. (Office Hours Jun 2025, 4:43)

IMO4 can be up to 10 percent of the feed. (Office Hours Ep. 35, 43:30) (Office Hours Ep. 9, 50:26)

The library lists IMO2 as the stable storage stage. (Cho's Solutions, p. 11) Cho names fermented feed among the uses of IMO #4. (Cho, Recipe, p. 20) For pigs, where U.S. rules may limit soil-based IMO4, the library says to use straight IMO3 instead. (Office Hours Ep. 9, 59:35) Cho also lists leaf mold fodder made with IMO among pig feeds. (Cho, Theory, p. 176)

The library does not say whether IMO2 or leaf mold alone will ferment chicken feed, or at what rate.

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