| optimizing a basal bark spray of dinotefuran to manage armored scales (hemiptera: diaspididae) in christmas tree plantations. | the armored scales fiorinia externa ferris and aspidiotus cryptomeriae kuwana (hemiptera: diaspididae) are increasingly damaging to christmas tree plantings in southern new england. the systemic insecticide dinotefuran was investigated for selectively suppressing armored scale populations relative to their natural enemies in cooperating growers' fields in 2008 and 2009. banded soil application of dinotefuran resulted in poor control. however, a dinotefuran spray applied to the basal 25 cm of tru ... | 2010 | 21061974 |