Crop Weed Interactions
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Modelling Crop-weed Interactions
Competition between plants for the capture of the essential resources for plant growth (i.e. light, water and nutrients) determines the performance of both natural and agricultural ecosystems. The topic has been studied extensively by ecologists and physiologists, leading to the development of several approaches to describe the outcome of competition. This book reviews these modelling approaches and their potential for predicting yield loss as a result of crop-weed competition. The authors provide a detailed description of the model INTERCOM and of methods to parameterize and evaluate the model using experimental data. Examples are given of how the model can be used to understand the effects of weeds on crops in field situations.
Modelling Crop-weed Interactions
General introduction; Empirical models for crop-weed competition; Eco-physiological models for crop-weed competition; Mechanisms of competition for light; Mechanisms of competition for water; Mechanisms of competition for nitrogen; Eco-physiological characterization of the species; Understanding crop-weed interaction in field situation; The impact of environmental and genetic factors; Practical applications.