Four hundred (Arbor Acres) one-day-old broiler chickens were randomly divided into five groups with four replicates (pen). (10 males and 10 females). The five treatments used in the present study consisted of the following: (1) 4% FM; (2) 6% wet. Fermented soybean meal (WFS); (3) 5% soybean meal (SBM); (4) 5% wet strengthened fermented soybean meal (WSFS) (which contained 70 kg. Fermented soybean meal 30 kg, commercial bacterial protein 1.8 kg, L-lysine 1 kg, DL-methionine and 30 g threonine; to enhance. The CP and AA concentration resembled the nutrient content of FM: CP, 5.0% 52% lysine, 1.7% methionine, threonine and 2.0%);? And (5) 4.5% dry strengthened fermented soybean meal (DSFS). All FS products were added to the feed on the same DM, basis. The experimental diet (mash form) was formulated based on NRC (1994) (Table 3); the feeding trial lasted 35 days with the. Feeding period divided into, two periods namely the starter, period (0 - 3 weeks) and the growth period (3 - 5 weeks). Birds. Were floor-fed (width and length of each treatment: 160.
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