与 «HATCHABILITY»相关的英语书籍
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hatchability相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
New Developments in Reproduction and Incubation of Broiler ...
Our Observations Hatchability of Fertile Eggs The interaction between the main
treatment effects (flockage and storage duration) did not significantly influence
the hatchability of fertile eggs. The age of the breeder flock affected hatchability.
Frank Edwin Robinson, Gaylene Marie Fasenko, Robert Allen Renema, 2003
2
Characterisation of Local Chicken in Low Input - Low Output ...
All authors above reported high hatchability of between 60 and 90 % of eggs set
by local chickens, agreeing with results found here under free-range conditions
but not for deep litter conditions. While local chickens are reportedly low egg ...
Timothy Nthaziyake Pearson Gondwe, 2004
3
Domestic Duck Production: Science and Practice
Fertility. and. Hatchability. Duck eggs take 28 days to hatch and are usually '
candled' (i.e. examined by shining a light through the eggs) on the tenth day to
remove 'infertile' eggs. Fertility is reckoned as the percentage of eggs set which ...
Peter Cherry, Trevor Raymond Morris, 2008
4
Biology of Breeding Poultry
PosTER 8 Gene Segregation Effects on Fertility and Hatchability of the Nigerian
Local Chickens 8.0. Peters, MO. Ozoje and GA. Adebambo Department of Animal
Breeding and Genetics, University of Agriculture, RM.B. 2240, Abeokuta 110001
...
5
The Second International Symposium on Tilapia in Aquaculture
Hatchability of Oreochromis aureus (A), O. niloticus (N) and their red hybrids.
Means followed by the same letter are not significantly different (P = 0.05),
Duncan's Multiple Range Test. Table 2. Viability of Oreochromis aureus (A), O.
niloticus (N).
6
Maternal and Dietary Vitamin D Source Affect Chicken ...
Vitamin D is involved in calcium metabolism, reproduction, bone quality and immune function in chickens.
Jennifer L. Saunders-Blades, 2008
7
Egg Incubation: Its Effects on Embryonic Development in ...
The effects of egg turning on hatchability in birds and reptiles Avian eggs The
majority of studies of egg turning on avian embryos are concerned with effects on
hatch- ability in poultry (Landauer, 1967; Lundy, 1969). Eycleshymer (1907) first ...
D. Charles Deeming, Mark W. J. Ferguson, 1991
8
Poultry Production in Hot Climates
Jayarajan (1992) studied the effects of season on fertility and hatchability in three
different breeds in Madras, India. Fertility was highest in White Leghorns and
White Plymouth Rocks during the cold season (December to February) and for ...
Nuhad Joseph Daghir, 2008
9
Federal poultry research at the agricultural research ...
Many investigations on hatchability and incubation requiring large numbers of
observations could not have been carried through on an adequate basis except
in connection with the extensive breeding operations regularly in progress at ...
John Robbins Mohler, 1939
10
Fish As Food V2: Nutrition, Sanitation, and Utilization
Arscott and Combs (1953) found that fish solubles gave a more pronounced
improvement in the hatchability of eggs from birds housed on wire floors as
compared with those on litter. There was also evidence of a carryover to the chick
of the ...
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Top birds recognised in Aviagen awards
“This was an exceptional increase – especially the 0.8% increase in hatchability,” Mr Thomson told Poultry World. “Normally we'd see a one to ... «FarmersWeekly, 七月 15»
Aviagen seminar on genetic potential and husbandry
Tímea Torma, QA Manager, led a discussion on optimising hatchability, and Martin Rishøj, Industry Consultant, presented his insight into the ... «WorldPoultry.net, 七月 15»
Sixth Annual Ross Customer Seminar in Belarus Brings Aviagen …
Timea Torma, Aviagen Kft Incubationist, wrapped up the event with a presentation about optimising hatchability. Attendees at the seminar. «ThePoultrySite.com, 七月 15»
'The Dorito Effect,' by Mark Schatzker
Chickens were bred and judged for uniformity of size, volume of breast, hatchability and feed efficiency. Their taste was not considered. «New York Times, 六月 15»
Less protein results in more broiler breeder eggs
Over the last decades fertility and hatchability of broiler breeders declined, mainly due to a lack of reserves in body composition. - Photo: Koos ... «WorldPoultry.net, 六月 15»
Busung Farms remodels breeder hatchery
With the focus on chick quality and hatchability, Mr. Kim was, he says, also looking for superior levels of support from his hatchery supplier. «WorldPoultry.net, 六月 15»
Indian Poultry Industry Predicted to Record Improved Profit Margins
... chicks, higher eggs per bird, increased hatchability, low mortality rates, improved feed conversion ratio, and consequently more stable profits. «ThePoultrySite.com, 五月 15»
Golden Rod Wins Cobb500 Regional Performance Award
“Since 2007 production of hatching eggs/breeder has increased by 18.8 per cent, total eggs by 20.8 per cent, hatchability by 10.6 per cent and ... «ThePoultrySite.com, 五月 15»
Pas Reform's training initiative given the 'thumbs up'
With a focus on hatchability, embryo mortality patterns, chick quality and recognising weaknesses in egg handling and procedures, the training ... «WorldPoultry.net, 五月 15»
Fermented soy products gaining popularity in poultry diets
The manufacturer claims an increase in livability and average hatchability in poultry birds. DaBomb-P (DaBomb Protein, Taiwan) is another ... «All about feed, 五月 15»
