Effects of insecticides on potato leafhoppers Empoasca fabae (Harris) and its predators
Selected insecticides were evaluated to determine effects on the potato leafhopper and its predators. Three types of tests were conducted. First, the common predators of the potato leafhopper in alfalfa were examined to determine their response to the stages of the leafhopper. Second, under field co...
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Virginia Tech
2014
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| Online Access: | http://hdl.handle.net/10919/41074 http://scholar.lib.vt.edu/theses/available/etd-02132009-172118/ |