The phenology and host plant preferences of Lygus regulipennis, a pest of glasshouse cucumber crops

摘要

An increase in the reported damage symptoms to cucumbers grown in commercial glasshouses, caused by Lygus rugulipennis, has occurred throughout the 1990s. Studies on the field population dynamics of L. rugulipennis, movement into cucumber crops, andhost plant preferences are in progress. Adult populations peaked in early October following an August peak in numbers of nymphs. Choice tests revealed that females exhibited a preference for cucumber leaves over nettle.