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) 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 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 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 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...
