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What plant is this? (6)

What plant is this? (6)

What plant is this? (6) Xanthium occidentale or X stumarium (Noogoora burr) An introduced weed first noted in Australia in the1870s. Part 2 'Poisonous plants a plenty'Selina Ossedryver delivers a powerhouse of information to the 2021 NABS Masterclass View the video...
What plant is this? (2)

What plant is this? (2)

What plant is this? (2) Portulaca oleracea (pigweed, purslane) Part 1 'Poisonous plants a plenty'Selina Ossedryver delivers a powerhouse of information to the 2021 NABS Masterclass View the video Timestamps: The four images on this page are at 5.25, 13.45, 14.10 and...
Sudden death of six heifers due to a hepatotoxin

Sudden death of six heifers due to a hepatotoxin

Sudden death of six heifers due to a hepatotoxin Unusual presentation: Sudden death of three heifers in one area of a paddock within a 5-day period. Case study at the 2021 NABS Masterclass (18 mins) Above: A map of the water square showing locations of cases and other...
Paralysis tick kills 22 cows

Paralysis tick kills 22 cows

Paralysis tick kills 22 cows Unusual presentation: 22 Brahman cows from a mob of 40 die after moving to a new property. Above: One of the Brahman cows found dead in the paddock. Time and location:  Far North Queensland, September 2020. Case definition: Recently...
Nitrate-nitrite poisoning in mature bulls

Nitrate-nitrite poisoning in mature bulls

Nitrate-nitrite poisoning in mature bulls Unusual presentation: Death overnight of 15 bulls being held in cattle yards following routine examination. Time and location: February 2020, northeast WA. Case definition: Mature Charbray bulls (4-8 years of age) that die...