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A Rapid and Efficient Method for Assessing Pathogenicity of Ustilago maydis on Maize and Teosinte Lines
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INTEGRATED WEED CONTROL IN MAIZE.
Summary
Integrated pest management (IPM) in maize requires balancing labor efficiency and economics. Combining mechanical and chemical weed control methods offers a viable option, but careful planning is essential for successful implementation.
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Area of Science:
- Agricultural Science
- Agronomy
- Crop Protection
Background:
- European Union legislation mandates integrated pest management (IPM).
- Weed control is a critical crop protection measure for maize in Western Europe.
- New legislation necessitates evaluating practical and economical IPM systems for maize.
Purpose of the Study:
- To evaluate the effectiveness and economic viability of different integrated weed control techniques in maize.
- To compare integrated and mechanical weed control strategies against conventional chemical control.
- To assess the impact of weed control methods on labor efficiency and economic parameters.
Main Methods:
- Field trials conducted over multiple growing seasons (2007-2009 and 2011-2014) on a sandy loam soil.
- Comparison of integrated weed control, mechanical weed control (including flex-tine harrowing and inter-row cultivation), and conventional chemical weed control.
- Evaluation of weed growth and economic impact of various weed management strategies.
Main Results:
- Integrated weed control combining chemical and mechanical methods is a feasible option for conventional farming.
- Specific mechanical approaches involved pre- and post-emergence harrowing, reduced-rate herbicides, and inter-row cultivation.
- Economic impact and weed control effectiveness varied across the evaluated systems.
Conclusions:
- Combining chemical and mechanical weed control presents a viable IPM approach in maize cultivation.
- Careful planning, considering the actual weed population and judicious herbicide selection, is crucial for effective IPM.
- Optimized weed management strategies are necessary to meet the demands of new EU legislation.

