According to these sites, agriculture accounts for about 3% of Australia's GDP of $766.8 billion. You can do the math.
Check these sites for more information about the farming industry.
http://en.wikipedia.org/wiki/Agriculture_in_Australia
https://www.cia.gov/library/publications/the-world-factbook/geos/as.html#Econ
URGENTLY NEED HELP WITH AN ESSAY ABOUT THE FARMING INDUSTRY!
IS IT A STABLE INDUSTRY?
HOW MUCH MONEY DOES IT BRING TO THE AUSTRALIAN ECONOMY?
3 answers
Do you know what the machinery do the Australian mining use?
Check these sites for mining machinery.
http://images.google.com/images?hl=en&ie=UTF-8&q=+mining+machinery+&um=1
http://images.google.com/images?hl=en&ie=UTF-8&q=+mining+machinery+&um=1