Repeated mass introductions of natural enemies have been widely used as a biological
control strategy in greenhouse systems when the resident population of natural enemies is …

Mites are among the most important arthropods in greenhouses, both as pests causing
economic injury to greenhouse crops, and as natural enemies used in the biological control …

Sigmoid functional responses may arise from a variety of mechanisms, one of which is
switching to alternative food sources. It has long been known that sigmoid (Holling's Type III) …

It is well established that plants provide alternative foods to predators of herbivorous
arthropods. This provision may facilitate protection against herbivory. However, plants often …

Although all known phytoseiid mites (Acari: Phytoseiidae) are predators of mites or small
insects, many readily feed and reproduce on pollen as well. This ability to feed on food from …

Predatoryy arthropods probably play a prominent role in determining the numbers of plant-
feedingg thrips on plants under natural conditions. Several reviews have been publishedd …

The development time, fecundity, longevity, and resultant intrinsic growth rate of the western
flower thrips Frankliniella occidentalis (Pergande)[Thysanoptera: Thripidae] encaged on a …

Many polyphagous or generalist predators, which can feed on a diversity of arthropod
families, are found among the arthropods. Many authors use the term when referring to …

In spring and summer, two groups of natural enemies are successfully used for biological
control of western flower thrips, Frankliniella occidentalis (Pergande) in greenhouses …

BACKGROUND The tomato russet mite (TRM), Aculops lycopersici, and powdery mildew
(PM), Oidium neolycopersici, are two major problems in tomato cultivation for which no …