Category: Parasite series

Ascarids, or roundworms, pose the biggest threat to young stock.

23 – The perils of youth

Young horses have an ability to fend off several of the parasites that commonly afflict horses.

Don't use a bigger gun than you need to kill your parasitic prey.

22 – Cardinal drenching sins

No new drench families are on the immediate horizon. We have to make do with what we have and it’s our responsibility to use them as effectively as possible.

A faecal egg count reduction test can indicate whether resistant strongyles are present on your property.

21 – Fighting against worm resistance

Parasites have been gradually adapting in the long-running battle with resistance, not just in horses but in all manner of species where drenches are used, such as sheep and cattle.

Performing faecal egg counts as part of a parasite control strategy can be cost effective, research shows.

20 – Doing a fecal egg count

A fecal egg count will provide you with much-needed information on the effectiveness of your deworming program.

Climatic conditions play a major part in parasite life cycle. It's important to understand how your local weather affects their development.

19 – What about the weather?

Parasites didn’t become as common as they are without being able to play hardball.

Composting: The heat in a well managed compost heap is more than enough to kill parasite eggs and larvae. ©

18 – It doesn’t just have to be chemical warfare

Unfortunately, the humble harrow is generally part of the worm problem, not the solution.

Get rid of that dung: Dung collection and composting is a key strategy in parasite management.

17 – Employing the right farming strategies

The way in which your horse or horses are kept will have a major bearing on your worm management programme.

How do you know whether the dewormers you're using are proving effective?

16 – Employing the right worming strategies

Horsetalk’s Parasite Series – part 16

What do cattle and sheep have in common? It's a parasite called Trichostrongylus axei, sometimes called the stomach hair worm.

15 – A hairy little customer

Horsetalk’s Parasite Series – part 15

Lungworms can cause coughing in horses, although they would normally only be suspected if the horse had been spending time with donkeys.

14 – What about lungworms?

Horsetalk’s Parasite Series – part 14

Pinworm can cause horses to rub their rear end to relieve the itching.

13 – Here’s the rub about pinworms

Horsetalk’s Parasite Series – part 13

The two forms of lice common in New Zealand: (L-R) Haematopinus asini and Damalinia equi

12 – Putting the bite on lice, ticks and mites

Horsetalk’s Parasite Series – part 12

The distinctive D-shaped egg of the tapeworm (Anoplocephala perfoliata). The dark circles in the picture are air bubbles.

11 – Getting the measure of tapeworms

Horsetalk’s Parasite Series – part 11

The eggs of gasterophilus intestinalis are most likely found on the horse's legs, shoulders, and possibly the mane. The eggs of gasterophilus nasalis will be seen around the mouth.

10 – What’s so bad about bots?

Horsetalk’s Parasite Series – part 10

Foals are under the greatest threat from ascarids.

9 – What’s so scary about ascarids?

Horsetalk’s Parasite Series – part 9

Two strongyle-type eggs, at top, with a D-shaped tapeworm egg (Anoplocephala perfoliata).

8 – Strong-arm tactics against strongyles

Horsetalk’s Parasite Series – part 8

Some nematodes can even infect foals through contaminated mare's milk.

7 – Meet the nematodes

Horsetalk’s Parasite Series – part 7

After a king hit against strongyles? Not all drenches are effective against all stages of small strongyles.

6 – Rotation, rotation, rotation

Horsetalk’s Parasite Series – part 6

Drenches are available under many different brand names, but the number of active ingredients used are relatively few. ©

5 – Mankind’s worming arsenal

Horsetalk’s Parasite Series – part 5

4 - A is for anthelmintics

4 – A is for anthelmintics

Horsetalk’s Parasite Series – part 4

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