INCUBATING w/FRIENDS! w/Sally Sunshine Shipped Eggs No problem!

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Well after having poison ivy on my face you would think I'd be smart. Welllll I'm not I have poison ivy all over both of my arms.
 
Hey quick question. I am incubating Maran eggs and was wondering if they need a different humidity in lockdown for a better hatch rate. Anyone with Marans please help.

I think @Sally Sunshine said they lose weight slower

Well after having poison ivy on my face you would think I'd be smart. Welllll I'm not I have poison ivy all over both of my arms.
ouch sorry!


i edited my wrong info :)
 
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Next generation project first pullet egg! Color against previous gen! Now pray they get as jumbo as the previous! Cant wait to see her eggs in a few months!
700

700
700


:bun
:yesss: sweetness
 
Hey quick question. I am incubating Maran eggs and was wondering if they need a different humidity in lockdown for a better hatch rate. Anyone with Marans please help.

I think @Sally Sunshine said they lose weight faster so maybe a higher humidity

Well after having poison ivy on my face you would think I'd be smart. Welllll I'm not I have poison ivy all over both of my arms.
ouch sorry!

They went into lockdown today and are at 70% humidity.
 
WHY do we need less humidity to get the best weight loss for colored hatching eggs during incubation?


Marans being the best example!
Bj's purty eggs are in the image below
LL





First you have to understand egg shell composition!

Eggs with white shells are made almost entirely from calcium carbonate (CaCO3), and 5%est. of egg shell is made up from other minerals such as calcium phosphate, magnesium carbonate, and various proteins. As an egg is produced, it goes through the hens oviduct, which consists of five parts, Infundibulum, Ampulla, Isthmus, Uterus and that there Vagina.

Tan eggs or brown eggs can vary in color depth, the color seen on these eggs is actually a pigment/coating applied during the last few hours in the hen’s uterus and isthmus, see image below. A tiny amount of this brown pigment over a white egg will produce a light tan egg, a lot of this pigment will produce the dark brown Marans eggs. Since this color is not actually part of the shell and "painted" on the surface you will see that it can be rubbed off and scratched when its still wet, note the scratched eggs in the image above.

Now we should all understand this part......
A Marans hen sends out thick coatings of pigment/protoporphyrins, which are by-products of blood synthesis, and deposited during the long hours passing in the uterius/egg duct and then finally in the BLUME stage, and those proto things, well they fill in thousands of spores in which create a dark beautiful egg, and in turn make the shell thicker.
STOP

WAIT WHUT????
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Of course there are other factors involved, thickness of shell from calcium intake, size of eggs, and so forth, but with understanding the entire egg shell composition we can easily understand WHY there is a need to lower incubation humidity compared to commercial hatcheries that hatch white eggs, and why some breed eggs need a much much lower incubation humidity to reach the correct weight loss.



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histology-of-avian-female-reproductive-system-4-638.jpg



@gotro17


I thought it was slower? Shouldn't think you would need to mess with humidity after lockdown though.
there read that

i was wrong dont quote me
 
They went into lockdown today and are at 70% humidity.

i would think thats fine, what kind of maran??

They are black Marans out of 10 eggs 8 made it to lockdown

I think @Sally Sunshine said they lose weight faster so maybe a higher humidity
ouch sorry!

I thought it was slower? Shouldn't think you would need to mess with humidity after lockdown though.

I run my hatching humidity at 70% for all my eggs so that's what the Marans are at. The breeder I got them from did tell me to run them at a lower temp for a better hatch rate though so I did do that.
 
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