This paper consists of a stable carbon isotopic assessment of the diets of the Holocene
human inhabitants of the southwestern Cape, South Africa. Samples of the foods these people …

The 'fire stick farming model, which suggests that Aborigines changed the frequency and
nature of fires in order to manipulate animal and plant resources, is now widely accepted in …

… David R Horton David R Horton … Horton unpubl.). Male C. pyricola in small plastic arenas
detected females from distances of 3 cm or more (Krysan 1990), presumably through use of …

Beneficial arthropods were sampled using beat trays in 10 pear and 8 apple orchards in
Washington and Oregon, USA. One border of each orchard was adjacent to non-agricultural …

Food web ecologists have long sought to characterize the trophic niches of animals using
stable isotopic analysis. However, distilling trophic position from isotopic composition has …

Potato psyllid, Bactericera cockerelli, is a serious pest of potato and other solanaceous
vegetables in the United States, Mexico, Central America, and New Zealand and is responsible …

We evaluated five herbivore-induced plant volatiles plus a male-produced pheromone as
attractants for adult green lacewings in Washington apple orchards in 2008. We found at least …

The seminal work of Stern and his coauthors on integrated control has had a profound and
long‐lasting effect on the development of IPM programs in western orchard systems. …

Pear psylla, Cacopsylla pyricola (Foerster) (Homoptera: Psyllidae), is one of the key insect
pests in North American pear production. In some growing areas, more than 50% of dollars …

Abstract Effects of weather on infestation levels of grasshopper assemblages in the shortgrass
prairie regions of Montana, Wyoming, Colorado, and New Mexico were examined using …