Debate still continues around the definition of generalism and specialism in nature. To
some, generalism is equated solely with polyphagy, but this cannot be readily divorced from …

Aphids are most economically important insect belongs to the order Hemiptera. These
sucking pest are causing yield losses directly (35-40%) through sucking the plant sap or …

Introduction Aphids are phloem sap-sucking insects and are a serious destructive pest of
several crop plants. Aphids are categorized as “generalists” or “specialists” depending on …

The black bean aphid, Aphis fabae Scopoli (Hemiptera: Aphididae), is one of the important
pests of sugar beet. The relative impact of resistance, including antibiosis and antixenosis of …

The aim of this study was to determine an interdependence between generation of
semiquinone radicals, superoxide anion (O 2 radical dot–), manganese ions (Mn 2+) and …

Host alternation, an obligatory seasonal shifting between host plants of distant genetic
relationship, has had significant consequences for the diversification and success of the …

Phloem-sucking mustard aphid (Lipaphis erysimi) is a major pest of mustard (Brassica
juncea). Pot experiment with randomised block design was conducted with five replicates of …

The cowpea aphid, Aphis craccivora Koch (Aphididae), is considered to be one of the major
pests in the semiarid Pampas of Argentina and in other alfalfa (Medicago sativa L.) growing …

De biologische beheersing van bladluizen op bomen in de sierteelt en het openbaar groen
wordt bemoeilijkt door het mutualisme tussen mier en bladluis. Mieren beschermen …

1. Selection does not only operate in a genotype (G)× environment (E) context, but can also
be modulated by the activities of organisms interacting with their environment (G× G× E). 2 …