These students at Smedley Station are drenching sheep in the sheep yards. Using a drench gun, they are applying an anthelmintic dose into the throat of each sheep to kill internal parasites. People sometimes confuse drenching with dipping, which involves applying a chemical solution to kill external parasites, often by getting the sheep saturated. Nowadays, external parasites can be killed by using a drench gun to apply a dose of chemical along the back of a sheep.
Te whakamahi i tēnei tūemi
This item has been provided for private study purposes (such as school projects, family and local history research) and any published reproduction (print or electronic) may infringe copyright law. It is the responsibility of the user of any material to obtain clearance from the copyright holder.