Many techniques have also been
applied to increase the feed intake and digestibility of
untreated rice straw; (i) supplementation with
by-products of local crops such as rice bran (fine or
coarse), corn meal or other local crop by-products; (ii)
spraying the rice straw with a mixture of urea and
molasses solution (1:10:10 or 1.5:7.5:10 w/w/w),
which is one practical method of improving the quality
of the untreated rice straw; (iii) supplementation
of urea in mineral mixed blocks or salt licks; (iv)