CSS302-Lecture13 - I I. Methods of Weed Control A

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II. Methods of Weed Control A Cultural-Crop management to favor the crop and  disfavor the weeds. B Mechanical-The use of physical or mechanical  means to kill or suppress weeds. C Biological-The utilization of natural enemies for  the control of weeds. D Chemical-The use of chemical herbicides in weed  management.
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Biological Control Strategies 1.Importation 2.Augmentation A. Inundative B. Inoculative 3.Conservation
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Biological Control Strategies 2.Augmentation B. Inoculative (seasonal) » Seasonal introduction of a natural enemy which  reproduces in the environment. The offspring  ultimately control the weed Example: 1) ________________________________________________ 2) Field--None currently (theoretical) May have application in northern climates where natural enemy is  killed by winter
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Biological Control Strategies 3.Conservation – Natural enemies exist in the system but are  unsuccessful in controlling the weed due to 
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CSS302-Lecture13 - I I. Methods of Weed Control A

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