Whitefly Growth Regulators: A Field Sampling Protocal for Nymphs
We developed a sampling protocol for nymphs of the sweetpotato whitefly for timing the application of insect growth regulators. These plans require counting the number of large, visible nymphs within a 3.88 cm² leaf disk on the fifth main stem node leaf down from the terminal. Use of insect growth r...
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College of Agriculture, University of Arizona (Tucson, AZ)
1997
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| Online Access: | http://hdl.handle.net/10150/211111 |