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In an integrated weed management program, control of weeds should occur in the fallow, pre-sowing, early post-emergent and in pasture phases.
This management strategy provides an opportunity to control weed seed set in the pasture and during harvest.
‘Risk-aware’ growers can implement strategies to reduce and avoid unnecessary introduction and spread of weeds.
In-crop weed competition causes losses costing around $1 billion per annum for Western Australia.
The most accurate way to estimate the weed population of a paddock is to count the number of plants in an area of known size at a number of locations.
The Weed Seed Wizard is a computer simulation tool that uses paddock management information to predict weed emergence and crop losses.
An opportunistic weed time of removal trial was implemented in Jerramungup following 66mm in February 2017.
Department of Agriculture and Food trials comparing how barley varieties compete against weeds, annual ryegrass and oats, will be detailed at upcoming field days.
This trial looked at the impact of plant density response of canola in medium rainfall at Pingrup.
This trial looked at plant density response of canola in the medium rainfall area of Katanning.