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The weed flora of the unsprayed field margins of 19 fields in arable crop rotations was studied in Denmark in 1988-92. The farmer determined the crop ...

In field studies conducted in Africa between July 1991 and November 1992, Acacia tortilis, A. nilotica and A. mellifera seeds on the ground suffered g...

The abundance and species richness of butterflies [Rhopalocera] on expanded-width uncropped arable field edges, which were subject to 10 contrasting, ...

Wildflower plantings are a key tool for wild bee conservation, and plant-bee interaction data are frequently used in seed mix design to ensure that pl...

A field experiment in Hampshire was undertaken to test whether the herbicides, fungicides and insecticides used on cereal fields reduce the survival o...

Forests of mountain birch (Betula pubescens subsp. tortuosa [B. tortuosa]) in the lower parts of the Abisko valley, northern Sweden, and in the Finnma...

Recent outbreaks of defoliating insects on trees and shrubs used for landscaping major roads in the UK are reported. The reasons for some outbreaks we...

S. jacobaea plants were grown under different irrigation regimes to assess the effect of summer moisture stress on their capacity to compensate for de...

One-third of the total of British species of Auchenorrhyncha have been identified in aerial traps at Silwood Park, in southern England. The numbers of...

Tetranychus pacificus and Eotetranychus willamettei are herbivore pests of grapevines in California. The 2 pests share a common and often effective ph...