| seasonal changes and alternation of food plant preference in some mesophyll-feeding leafhoppers. | the life histories of two bivoltine mesophyll-feeding leafhoppers, lindbergina aurovittata (douglas) and edwardsiana rosae (l.), in south wales are described. l. aurovittata alternates between evergreen rubus and quercus in the first generation and various deciduous broad-leaved trees in the second. experiments on nymphal food preferences and adult oviposition behaviour show that nymphs of both generations tend to prefer older to younger leaves, but show little species specificity. however, adul ... | 1978 | 28309654 |