Vaporising Oxyalic Acid Against Varroa

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Not every, and there are others that found much the same.

Charriere and Imdorf (2002)

Have you ever thought how many thousand beekeepers treat hives with trickling and they have more troubles for varroa than for treatment.

It is easier to keep some spare hives than play with gas apparatus. It gave been known before trickling and it gas been used too. Our beekeepers do nowadays 2 times trickling and they get good yields. Their yield will not become better even if they had the best method.

Queens live 4 years.

The best is practice's enemy. So we say.

Our professional beekeepers make first sure, what is the method, before they start to use something widely. Beekeeping is full of humbug. They cannot endanger their living every year with some insulating guru or with do nothng guys.
.

What hobby beekeepers do, it is their business. Do nothing beekeepers die very quickly in this climate, as they did when varroa arrived. 2 years and then caput.
 
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Vaping it appears is a serious step forward, we now have the research to back it up.

Nothing stated so far to convince otherwise. Maybe for multiple hive owners is labour intensive BUT... the benefits to the colonies probably offset this.

I spoke to a pal 80+ Hive owner who produces commercially, couple days ago and he tried this but said to much time per hive.

Though I wonder if as I have said the benefits re resultant colony strength make the extra time worth it, seems so.
 
Maybe for multiple hive owners is labour intensive BUT... the benefits to the colonies probably offset this.

I spoke to a pal 80+ Hive owner who produces commercially, couple days ago and he tried this but said to much time per hive.

Not at all labour intensive, in fact very fast, takes 25/30 seconds per complete hive treatment, continuous from one hive to the next, with the right equipment.
 
Not at all labour intensive, in fact very fast, takes 25/30 seconds per complete hive treatment, continuous from one hive to the next, with the right equipment.

Yeah.. I Hear ya... Supose all you need is an extra apparatus and battery and could switch as one finishes to next hive.
 
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In relation to dosage , detailed at 2.5 grms per hive.

Not having an jewelers scales , I recall seeing in a previous post that could be fairly accurately measured out on a teaspoon ? If so levell teaspoon, 1/2 etc ?

Thanks
 
You don't need fancy weigh scales that weigh to the nearest 0.01g or less! Whatever next!:facts: :rolleyes:

:banghead::banghead: Never heard of taking an average? And repeat results to check for standard deviation?
 
thanks Hivemaker for the heads up some time ago

Yes, thanks HM. Even though I was sublimating oxalic acid over ten years ago! What really surprises me is the authoritative paper which comes out such a very long time after some of us already knew it worked better than other methods.

The only difference, than back when I started sublimating, is the repeated doses being OK if brood is present making it a potent method of mite reduction before the winter bees are produced. Previously, I only sublimated once and needed to choose the time more carefully than is now evident.

RAB

Thanks HM and RAB. I've sublimated for 8 years and was ridiculed originally for advocating that it was best method around if one was willing to afford the gear. Been proved right? Think so!!!
 
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Thanks HM and RAB. I've sublimated for 8 years and was ridiculed originally for advocating that it was best method around if one was willing to afford the gear. Been proved right? Think so!!!



That video was not the best. A guy allowed the dust drift over him. He had mask, but soon clothes are full of fine oxalic dust.
 
That video was not the best. A guy allowed the dust drift over him. He had mask, but soon clothes are full of fine oxalic dust.

good point - everyone bangs on about the vapour - but I think the biggest risk is from inhaling the dust - a lot of which is stirred u when you remove the kit and open up.
 
good point - everyone bangs on about the vapour - but I think the biggest risk is from inhaling the dust - a lot of which is stirred u when you remove the kit and open up.

:iagree:

I've been using old towels to block up the entrance, but then Erica reminded me that the towel would be full of Oxalic dust.
I'll be using a foam block from now on, with a plastic bag to store it in.
 
You don't need fancy weigh scales that weigh to the nearest 0.01g or less! Whatever next!:facts: :rolleyes:

:banghead::banghead: Never heard of taking an average? And repeat results to check for standard deviation?

Another factual reply... with ridiculous Histrionics.

Simple question.... Answered with childish use of emojis and a 2.5 mg measure of Serious Grumpiness thrown in.
( did not weigh just estimated , but probably closer to 3 grms ! ) :D

Cmon RAB ... even you can manage a bit of Xmas Cheer ??.

Less of this :calmdown: and more of this :sifone:

In the Spirit of Goodwill ... Happy Christmas to You RAB , Hoping you have a Peaceful and Great Christmas.
 
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