Abbasali Gheisari

Guar meal (GM) is mostly used as a protein source in poultry diets. However it contains a broad range of galactomannan gum and some other anti-nutritional factors which decrease its metabolisable energy (ME) value. It is also showed that technique to measure metabolisable energy influences validity of results. In this regard, Sibbald (1987) showed that in comparison with the to ...

Nowadays, genetic improvements have provided chickens with faster growth in lower production periods. In this situation skeletal abnormalities and stress are the negative consequences of the chickens’ modifications (Robinson et al., 1992). On the other hand, feeding planners have to exert several feeding programs due to the alternating changes of birds’ requirements ...