- Author: Konrad Mathesius
- Contributor: Thomas Getts
- Contributor: José Luiz Carvalho de Souza Dias
- Editor: Brad Hanson
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Published on: March 16, 2021
Concerns about a growing resistance to herbicides
In Mediterranean or arid climates, particularly in areas with marginal soils, crop rotations are often limited to a narrow range of hay, pasture, a handful of winter legumes, or rainy-season grasses. Arid conditions and weathered soils drove Australia's rainfed grain growers to adopt no-till strategies earlier than their counterparts in California. While beneficial from a water use perspective, successful no-till systems depend on herbicides to control weeds that were traditionally kept in check with tillage.
Dependence on herbicides alone in these systems has resulted in weeds with resistance to multiple modes of action. In Australia, there is one...
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Tags: harvest weed seed control (1), integrated weed management (14), Italian ryegrass (8), wheat (6)
Focus Area Tags: Agriculture
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