Internal Factors Influencing Egg Production in the Rhode Island Red Breed of Domestic Fowl II
نویسندگان
چکیده
منابع مشابه
Characterization of Production and Reproduction Performances in Rhode Island Red-White Strain Chicken
This study aimed to characterize production and reproduction performances in Rhode Island Red-White strain chicken developed and maintained at the Central Avian Research Institute, Izatnagar. Three hundred and forty six fertile eggs were set in automated electric incubation and 234 chicks were investigated in three hatches. The performance data was analyzed by least squares analysis of variance...
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This study aimed to estimate microsatellite based genetic diversity in two lines (the selected RIRS and control line RIRC) of Rhode Island Red (RIR) chicken. Genomic DNA of 24 randomly selected birds maintained at Central Avian Research Institute (India) and 24 microsatellite markers were used. Microsatellite alleles were determined on 6% urea-PAGE, recorded using GelDoc system and the samples ...
متن کاملBenefit-cost analysis of Rhode Island Red chicken rearing in backyard on the basis of egg production performance
Materials and Methods About 85% of chicken stock of India belongs to small sector which provides 50%of total egg production [1-3].Familychicken through the InternationalNetwork on Family Poultry Development (INFPD) was also committed by the Food and Agriculture Organization (FAO) as a Special Programme for Food Security (SPFS) in the developing countries including India where backyard chicken p...
متن کاملEffect of Silkworm Pupae on the Growth and Egg Production Performance of Rhode Island Red (RIR) Pure Line
A total of 63 day-old straight run Layer chicks up to 45 weeks of age on 3 isonitrogenous and isoenergetic diets D (6% PC+ 0% SWP), D (0% PC+ 6% SWP), and D (0% PC+ 8% SWP) were fed to 1 2 3 observe the effect of dietary SWP on growth and egg production performance. This study revealed that profitability, growth and egg production performance of RIR pure line were significantly (P<0.01) higher ...
متن کاملThe Correlation between Egg Production during Various Periods of the Year in the Domestic Fowl.
INTRODUCTION ................................................................. 27 PRESENTATION OF RESULTS ...................................................... 29 The correlation between monthly egg record and annual egg production.. .. 29 The correlation between monthly egg record and the total production of the remaining eleven months .............................................. 44 The cor...
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ژورنال
عنوان ژورنال: The American Naturalist
سال: 1918
ISSN: 0003-0147,1537-5323
DOI: 10.1086/279663