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groups. First group was fed oat hay and wheat straw silage ad libitum and 70% commercial
concentrate while, the other group was fed with citrus pulp and wheat straw silage ad
libitum and 70% commercial concentrate. Initial weight was recorded at day zero. Final
weight was recorded after 80 days feeding. They observed no live weight difference
between both of the treatment.
Schalch et al. (2001) performed an experiment to check the effect of replacing corn
and wheat with dried citrus pulp on weight gain. They selected 28 Holstein calves. They
used dried citrus pulp at the level of 0, 150, 300 and 450 g per kg DM of concentrate. They
concluded that growth performance and weight gain were similar among all the treatments.
Aregheore (2000) conducted two research trial to evaluate the effect of DCP as a
by-product on live weight gain in small ruminants. Four by-product feeds (BPF) from
groundnut shells, maize cobs, cassava peels and citrus pulp + peel waste were used to make
treatment diets. Goat (12 heads) and sheep (16 heads) of 16-18 months having average
weight of 12.96 and 14.05 kg respectively were selected. They were divided into three and
four groups respectively. At the end of the experiment, it was observed that there was a
better average daily live weight gain in animals fed citrus pulp based diets.
Bahrami et al. (2010) executed a research to examine the effect of different levels
of dried grape pomace on lamb growth performance. They selected 25 Lori-Bakhtiari male
lambs having 100 days of age and initial weight of 25 kg. They were arranged in completely
randomized design of five treatments with five replicates each who were fed 0, 5, 10, 15
and 20% dried grape pomace. Average daily weight gain was recorded. At the end of the
experiment, they reported that there was an increased weight gain in lambs fed 5 and 10%
DGP as compared to those fed 15 and 20% DGP.
Broderick et al. (2002) executed a research to investigate the effect of DCP on body
weight gain in cows. They selected 48 lactating Holstein cows having 596 kg body weight.
Cows were divided into two groups and stalled individually. All diets contained 50% alfalfa
silage 10% ryegrass silage. In addition, concentrates were added to six diets HMEC, CSC,
HCP and their combination with ESBM. At the end of the experiment, they observed a
negative body weight gain except CSC plus ESBM.
Brown and Johnson (1991) performed a study on steers to find out the effect of DCP
on weight gain. The feed was based on citrus pulp or liquid cane molasses and their
combination with cottonseed meal. They observed there was more weight gain in animals
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