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Genetics and Selective Breeding
Jump to new posts Re: dun and khaki game bantams by Wieslaw @ Today at 01:53 AM

Thanks for the update!
Genetics and Selective Breeding
Jump to new posts Re: dun and khaki game bantams by SKGray21 @ Yesterday at 03:11 PM

More updates (cockerel1 X pullet1) One s+/s+ I^d/I^d cockerel and one s+/- I^d/I^d pullet age 3 weeks Back pullet age 5 days, just under 8 weeks Front cockerel age 5 days, just under 8 weeks
Genetics and Selective Breeding
Jump to new posts Re: dun and khaki game bantams by SKGray21 @ Yesterday at 02:59 PM

More updates (cockerel1 X pullet1) One s+/s+ I^d/i+ cockerel age 5 days, 3 weeks, just under 8 weeks
Genetics and Selective Breeding
Jump to new posts Re: dun and khaki game bantams by SKGray21 @ Yesterday at 02:52 PM

More updates (cockerel1 X pullet1) Two s+/s+ i+/i+ cockerels age 3 weeks Back cockerel age 5 days, just under 8 weeks Front cockerel age 5 days, just under 8 weeks
Genetics and Selective Breeding
Jump to new posts Re: dun and khaki game bantams by SKGray21 @ Yesterday at 02:23 PM

More updates (cockerel1 X pullet1) Two S/s+ I^d/I^d cockerels and one S/- I^d/I^d pullet age 3 weeks Back cockerel age 5 days, just under 8 weeks Middle cockerel age 5 days, just under 8 weeks Front pullet age 5 days, just under 8 weeks
Genetics and Selective Breeding
Jump to new posts Re: dun and khaki game bantams by SKGray21 @ Yesterday at 01:58 PM

More updates (cockerel1 X pullet1) Two S/- I^d/i+ pullets age 3 weeks Back pullet 5 days, just under 8 weeks Front pullet 5 days, just under 8 weeks
Genetics and Selective Breeding
Jump to new posts Re: dun and khaki game bantams by SKGray21 @ Yesterday at 01:30 PM

More updates (cockerel1 X pullet1) Two S/s+ i+/i+ cockerels age 3 weeks Back cockerel 5 days, just under 8 weeks (now not sure if melanized I^D/i+, or i+/i+) Front cockerel 5 days, just under 8 weeks (now looks I^D/i+, not i+/i+)
Genetics and Selective Breeding
Jump to new posts Re: Earlobe color by Redcap @ 03/21/17 03:19 PM

Ryan Zierke aka phasianidae (has changed his nickname on BackyardChickens Board) has McGraw's Silver Spangled Araucanas. I think, if You can get access to hatching eggs, You will save a lot of time. http://www.backyardchickens.com/t/397673/dr-albert-
Genetics and Selective Breeding
Jump to new posts Re: Earlobe color by Smooth Mule @ 03/21/17 12:54 PM

Thank you ! Wow, as I was afraid, polygenic,sex linked and recessive. How much worse can it get to try to develop a variety when the goal is red ear lobes and one of the 2 breeds to use has white lobes. Well difficult is my middle name. Lol I
Genetics and Selective Breeding
Jump to new posts Re: On the origins of south-american chickens by Redcap @ 03/21/17 02:08 AM

Maybe this book could answer Your question? https://www.amazon.de/Why-Did-Chicken-Cr...s=9781476729909 I had no time to read mine so far ...
Genetics and Selective Breeding
Jump to new posts Re: On the origins of south-american chickens by Canuck_Bock_RAT @ 03/20/17 04:28 PM

Heel low: Originally Posted By: WieslawAlthough the Icelandic sources mentioned livestock present on the ships heading for America in 1009, chickens were not mentioned literally. Even if we assume, that the chickens were onboard the ships, it is a l
Genetics and Selective Breeding
Jump to new posts Re: Phenotype by Canuck_Bock_RAT @ 03/20/17 01:55 PM

Heel low: Originally Posted By: RCThe Chantecler for me is more a meat bird and as more of a cornish body type than the New Hampshire has... As per the creator of the breed, Frere Wilfrid wanted a dual purpose breed for the common folk of Canada.
Genetics and Selective Breeding
Jump to new posts Re: Phenotype by RC @ 03/19/17 06:54 PM

The Chantecler for me is more a meat bird and as more of a cornish body type than the New Hampshire has...
Genetics and Selective Breeding
Jump to new posts Re: Behavioral issues by Canuck_Bock_RAT @ 03/19/17 03:42 PM

Heel low: Originally Posted By: WieslawAnother behavioral question. Relationship between cocks and small chicks. I have recently seen one of my aquantainces placed some chicks under a bantam Pekin cock(in a cage). The cock was just sitting there wit
Genetics and Selective Breeding
Jump to new posts Re: Phenotype by Canuck_Bock_RAT @ 03/19/17 03:17 PM

Heel low: Originally Posted By: RCWhat would be breeds that have a Phenotype of the New Hampshire ? I was thinking Black Australorp.. except of course they are black... I am looking for body type more than color. hope all are good and thanks a ton
Genetics and Selective Breeding
Jump to new posts Re: Behavioral issues by Wieslaw @ 03/19/17 02:58 PM

Here are some videos with interesting behaviors: https://www.youtube.com/watch?v=An1BHXZ48dw It looks to me like a sparrowhawk, not a goshawk https://www.youtube.com/watch?v=NPcM74U_NfM
Genetics and Selective Breeding
Jump to new posts Re: Journal papers online - reference list by Wieslaw @ 03/19/17 12:36 PM

Novel copy number variation of the TGFβ3 gene is associated with TGFβ3 gene expression and duration of fertility traits in hens. https://www.ncbi.nlm.nih.gov/pubmed/28301526 Abstract Improvements in the duration of fertility (DF)
Genetics and Selective Breeding
Jump to new posts Re: Journal papers online - reference list by Wieslaw @ 03/19/17 07:05 AM

Sex and death in birds: A model of dosage compensation that predicts lethality of sex chromosome aneuploids https://www.karger.com/Article/Abstract/74349 Abstract Birds show female heterogamety, with ZZ males and ZW females. It is still not clear
Genetics and Selective Breeding
Jump to new posts Re: Pullet eggs by Redcap @ 03/18/17 07:41 PM

A quick Google search http://bfy.tw/AiRD Four of the first results https://www.ncbi.nlm.nih.gov/pubmed/22010254 https://www.ncbi.nlm.nih.gov/pubmed/12828203 http://www.wpsa.com/index.php/wpsa-proce...ching-eggs/file http://hatchtechgroup.com/media/d
Genetics and Selective Breeding
Jump to new posts Re: Pullet eggs by John @ 03/18/17 05:21 PM

Check out http://www.the-coop.org/forums/ubbthreads.php?ubb=showflat&Number=115073&page=2 Originally Posted By: KazJapsYou're forgetting what D. Caveny & R. Okimoto said, ie you are excluding genetics potential again. A pullet laid egg h
Genetics and Selective Breeding
Jump to new posts Re: Pullet eggs by Redcap @ 03/18/17 04:26 PM

The best advice which You should consider is that, what You can read already in antiquie books. "Do hatch only from two Year old hens or older." Consequently the hatching egg weights and the hatchlings would profit ... and over the years Yo
Genetics and Selective Breeding
Jump to new posts Pullet eggs by RC @ 03/18/17 08:44 AM

Hi hope all are doing great... Are there any studies, research papers out there that address pullet size eggs? What causes it? How to breed against it? That sort of information.. Thanks a ton for any and all information. Keith
Genetics and Selective Breeding
Jump to new posts Re: Journal papers online - reference list by Wieslaw @ 03/17/17 04:01 PM

Avian W and mammalian Y chromosomes convergently retained dosage-sensitive regulators. Bellott DW1,2, Skaletsky H1,3, Cho TJ1, Brown L1,3, Locke D4, Chen N5,6,7, Galkina S8, Pyntikova T1, Koutseva N1, Graves T4, Kremitzki C4, Warren WC4, Clark AG5,9
Genetics and Selective Breeding
Jump to new posts Re: Earlobe color by Wieslaw @ 03/17/17 11:57 AM

Kazjaps has posted something recently here: http://www.the-coop.org/forums/ubbthreads.php?ubb=showflat&Number=94072&page=15
Genetics and Selective Breeding
Jump to new posts Earlobe color by Smooth Mule @ 03/17/17 10:00 AM

What is currently known about earlobe color genetics