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In a study at Craigellachie Forest, Scotland, during 1978-79, covering 5 soil types and 5 provenances planted in the early 1960s, pupal numbers of Pan...

The fit to log-normal distribution of species abundances of grasshoppers (Acridoidea), ladybird beetles (Coccinellidae), tortoise beetles (Cassidinae)...

Since its introduction from Europe to the Pacific coast of North America, Scotch broom has spread and has become a weed. The main broom sites in Calif...

An assumption of the quotient method, a risk assessment methodology, was tested by determining if demographic responses of Microtus canicaudus to 5 ap...

Experiments in closed jars with lily bulbs at 25°C showed that the predator, Hypoaspis aculeifer, can suppress populations of its prey, Rhizoglyphus r...

The following is virtually the author's summary of this first part of a series on the effects of populations of Eucallipterus tiliae (L.) on two matur...

Emergence data on adults of Delia radicum from overwintering dormant pupae were used to develop a temperature-driven stage dynamics model to analyse d...

Models are presented for determining the feasibility of population control by releasing sterilants and pesticides, singly or in combination, into the ...

Studies were carried out in Ghana on the population dynamics of larvae of Characoma stictigrapta Hmps., a pest of the pods and leaves of cacao. Larvae...

Studies were made in the Tavetsch Valley in the subalpine region of central Switzerland, of the day-active Lepidoptera faunas in different types of cu...