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The Threshold Concept and its Application to Weed Science The concept of thresholds has many applications in weed science, depending on the response being measured The most common adjectives used to describe thresholds are damage, economic, period, and action
5. 7 Critical Period of Weed Control – Principles of Weed Control Critical Period of Weed Control is a threshold commonly used, which is relative to time from planting date Researchers have identified at what point during the growing season weeds can inflict the most damage on a crop’s potential yield
Weed control thresholds: a useful concept in natural ecosystems? Our aims are to explore the scope for generalization of the threshold concept from agricultural production to natural areas, and to provide suggestions for the types of information that might be utilized to determine action thresholds for environmental weeds
Weed Management Threshold Notes 2 | PDF | Weed | Agriculture Weed management thresholds provide a scientific basis for determining when to initiate weed control measures, ensuring that weed control efforts are cost-effective and sustainable
Weed Thresholds: Theory and Applicability: Journal of Crop Production . . . The development of empirical models describing single and multi-species thresholds are reviewed and discussed in terms of the magnitude of weed threshold values in various crops and the importance and limitations of the parameters used to calculate these values
Principles of Weed Threshold Research on JSTOR The three additive research techniques to determine competitive weed thresholds are removal or plant-back, paired plot, and area of influence Each method has advantages and disadvantages and must be conducted in a specific manner in the field