Here is a recipe for UMMB taken from MIkey's post: Just mix all the incredients roll it, so it would be round like a bamboo.
molasses-30-50%
urea-5-10%
bran-15-25%
copra meal-10-20%
salt-5-7%
bonemeal-5-7%
minerals-1-2% (lime)
cement-5-10% as the binder
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another formula
high urea content (for dry season)
urea, 10%
molasses 40%
sal, 2%
Triple super phosphate 2%,
sulphur, 1%
cement, 14%
rice bran 31%
low urea content (for rainy season)
urea 5–6%,
molasses 40%,
salt, 2%,
triple super phosphate 2%,
sulphur 1%,
cement 11–12%,
rice bran 37%,
the last two formula is taken fromt the net i forgot the site.