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The distribution of weeds is not homogeneous in rice fields: it usually appears in the form of patches, which suggests that pesticide applications is inefficient, since the application of herbicides in this type of crop is done uniformly, to full coverage.


International discussions on climate change increasingly recognize the importance of agriculture in adaptation and mitigation efforts. Adaptation has been generally prioritized in the most vulnerable countries, where a failure to adapt can constitute a threat to food security.