نتایج جستجو برای: village poultry production
تعداد نتایج: 644981 فیلتر نتایج به سال:
The mountain forests of the Indonesian province of Central Sulawesi include core areas of the global Wallacea biodiversity “hotspot”. Remote sensing data indicated that deforestation rates around Central Sulawesi’s Lore-Lindu National Park differ more strongly between villages than could be explained by differences in the individual characteristics of the village households as assessed by quant...
Effectively, poultry breeding started when the chicken was domesticated thousands of years ago. Through human intervention many different breeds evolved over the centuries, but breeders began to use scientifically based selection methods less than a century ago. Mendel discovered the working of single genes and the chicken was one of the first species in which this basic concept was applied, e....
The biggest single expense in any system of poultry production is feed accounting for up to 70% of total production cost per bird. Poultry naturally produces enzymes to aid the digestion of feed nutrients. However, they do not have enzyme to break down fibre completely and need exogenous enzymes in feed to aid digestion. This review covers the information on enzymes and their uses in poultry nu...
background: coccidian infection in poultry is the most common infection in the world and is the cause of mortality and great economic losses in poultry production. objectives: this study was aimed to determine the frequency and eimeria species diversity in broiler farms of hamadan suburb, iran. methods: a total of 16 broiler farms were randomly selected with different production age in 2012. th...
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