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Age-structured host/parasitoid population models with overlapping generations were developed to investigate the interactions of Rastrococcus invadens,...

The development of buildings and other infrastructure in cities is viewed as a threat to local biodiversity and ecosystem functioning because natural ...

Density of jojoba (Simmondsia chinensis) was similar but plant size and cover were greater inside than outside a 48-yr-old livestock (cattle) exclosur...

The duration of the flowering period and the fraction of open flowers over time were defined as functions of growing degree-days for 5 almond cultivar...

The estimation of dose-response relationships is an integral and legally necessary part of the routine regulatory process for herbicides. For each her...

Foraging by honey bees was studied in 1988 and 1989 in an orchard containing 5 cross-pollinating varieties of almond (Prunus dulcis). Every foraging h...

A layer of polystyrene beads on the surface of sand in sand-culture experiments greatly reduced evaporation, prevented surface salt-accumulation, inhi...

Criteria for selecting sites are described and the various sampling, rearing and identification techniques used to investigate field populations of Si...

Deer numbers have increased dramatically throughout Europe and North America over the last century, but empirical analyses of variation in harvesting ...