Pretorius, Rudolph J.; Hein, Gary L.; Bradshaw, Jeffrey D.
(Journal of Integrated Pest Management, 2016)
Pemphigus betae Doane (Hemiptera: Aphididae), is a sporadic pest of sugar beet (Beta vulgaris L. var. vulgaris)
in all major sugar beet production regions of North America. These oval-shaped, pale-yellowish insects, with ...