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Full-Text Articles in Life Sciences

Weed Plan For Western Australia, State Weed Plan Steering Group, Department Of Agriculture And Food, Western Australia Oct 2001

Weed Plan For Western Australia, State Weed Plan Steering Group, Department Of Agriculture And Food, Western Australia

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One of the most significant environmental challenges facing Western Australia is the minimisation of the impact of weeds. In the relatively short history of this State since European settlement, some 1155 exotic plant species have established as weeds in our diverse and generally fragile ecosystems. While development for agriculture, mining, transport and housing must by its nature result in some change to the State’s flora, the introduction of weedy plant species has caused serious impacts which cause great concern.

Weeds now pose a serious threat to many of the State’s ecosystems, and impose high annual costs on agricultural industries. Weeds …


Paterson's Curse Management Handbook, Amelia Mclarty, Errol Kruger, Peter Stubbs, John Peirce, Chris Hawkins, Paul Wilson, Simon Merewether Jul 2001

Paterson's Curse Management Handbook, Amelia Mclarty, Errol Kruger, Peter Stubbs, John Peirce, Chris Hawkins, Paul Wilson, Simon Merewether

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Paterson’s curse (Echium plantagineum) is one of the most damaging weeds to the Australian meat and wool industries. It infests an estimated 33 million hectares in southern Australia, at an annual cost to the sheep industry of $250 million in lost pasture productivity, control costs and wool contamination. In WA, it is found on about 5000 agricultural properties infesting some 500,000 ha. It is an extremely invasive weed, that reduces pasture productivity and stock carrying capacity by competing with and excluding more beneficial pasture species. The weed is also toxic to stock. It is important to implement control measures on …


Profitable Canola Production In The Great Southern And Lakes District, Paul Carmody, Ashley Herbert Feb 2001

Profitable Canola Production In The Great Southern And Lakes District, Paul Carmody, Ashley Herbert

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The Canola industry has rapidly grown with a 10 fold increase in area sown in Western Australia over the four years from 1996-99.

The driving force behind this increase in area can be attributed to the successful adoption of weed control technology in Triazine Tolerant Canola.

By knowing the model of the limiting factors, which are usually; weed control, fertiliser practices, blackleg management, variety selection, seeding dates, seeding depths, insect control and swathing, we can make the right decisions and achieve the targeted profit.

To produce yield to potential, all factors need to be optimised, otherwise yields will be decreased …


Profitable Canola Production In The Northern Grainbelt Of Western Australia 2001, Paul Carmody, Adrian Cox Feb 2001

Profitable Canola Production In The Northern Grainbelt Of Western Australia 2001, Paul Carmody, Adrian Cox

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Canola is a member of the Brassicaceae family that also includes mustard, turnip, wild radish, cauliflower, cabbage and broccoli.

It is a winter growing oilseed that can be produced in most arable areas of Australia where winter crops are currently grown. Originally known as rapeseed using the varieties B. campestris, the varieties of B. napus have almost completely replaced this earlier variety in all the areas where the crop is grown.

The swing to B. napus varieties was due to their superior yields, resistance to blackleg and better quality oil and meal. Canola can be grown on a wide variety …