[Jacob-list] Fiber: black/white/fading/freckles/ticking

Beatrice Gilbert firearth at maine.rr.com
Thu Jul 15 19:44:58 EDT 2010


Is there a difference in the micron count of the fleece. Finer fleece
tends to fade.


im rapunzil wrote:

> I have a pair of Jacobs - ram lamb and a ewe lamb purchased from the

> same farm. They were the same age but of different parents.

>

> The ram arrived faded and the ewe is black as night. So I don't know

> about the iron theory.....

>

> /You live by writing your poems on a farm/

> /and call that farming./

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> ------------------------------------------------------------------------

> Date: Thu, 15 Jul 2010 18:44:18 -0400

> From: patchworkfibers at windstream.net

> To: Jacobflock at aol.com

> CC: jacob-list at jacobsheep.com; nlgrose at yadtel.net; Hobsickle at aol.com

> Subject: Re: [Jacob-list] Fiber: black/white/fading/freckles/ticking

>

> Fred brings up something that I really hadn't thought about.

> I'm familiar with the effects of copper on holding color. It's

> important for black rabbits if you want to keep a good deep black, so

> I watched it when I had show rabbits.

> But, I've never given a thought at all to iron. Our previous farm was

> just two miles away as the crow flies and we had a well. The water

> there was very high in iron. Our well was better than others in the

> neighborhood, but still pretty high. The people up the hill had to

> filter their well water so they could drink it. We get our water here

> from a spring at the top of the hill, so not sure if it's also high in

> iron. Next time I'm in town, I'll ask our friend at the health

> department about it.

> I don't plan to move or buy bottled water for my flock :-)

>

> Linda

>

> Jacobflock at aol.com <mailto:Jacobflock at aol.com> wrote:

>

>

> Melanins binds to a variety of compounds and metals. Iron tends

> to neutralize the anti-oxidant property of eumelanin but copper

> tends to strengthen it. _*Thus a diet richer in iron tends to

> promote fading,*_ copper reduces fading and promotes the structure

> of eumelanin. Water, soils, mineral, forage etc in the

> environment richer in copper would tend to fix the black color and

> reduce fading from UV rays. Is it possible that there is some

> measurable difference in the breeders environment (water test,

> soil test, feed test) that might indicate copper is richer or

> poorer (like selenium measures). Some data might be available

> from soil tests, hay tests, and water review boards that would

> suggest local environmental conditions. Might MI be a copper rich

> environment?

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> --

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> --

> Patchwork Farm Jacob Sheep <http://www.patchworkfibers.com/>

>

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