Browsing by Subject "bollworm"
Now showing items 1-3 of 3
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(Texas Agricultural Experiment Station, 1965)
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(2011-08-08)Helicoverpa zea is one of the most costly insect pests of food and fiber crops throughout the Americas. Pyrethroid insecticides are widely applied for control as they are effective and relatively inexpensive; however, ...
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(Texas Agricultural Extension Service, 1998)