Search

Birds striking aircrafts cause substantial economic loss world-wide and, more worryingly, human and wildlife fatalities. Designing effective measures ...

Populations of Trioza erytreae, a vector of the serious citrus greening (bacterial) disease, were monitored using fluorescent yellow sticky traps in 4...

More than a century of forest management, including fire exclusion, livestock grazing and tree harvesting, may have affected forest structure and comp...

Under isothermal conditions the decrease in air pressure with elevation enhanced potential transpiration by increasing the leaf to air water vapour gr...

Populations were collected from twelve sites in Switzerland and Italy. Tetraploids occurred in grassland at high altitudes but in woodlands down to 11...

The seasonal growth patterns of micro-swards of a single genotype of perennial ryegrass cv. S23 were studied at 4 sites at various alt. in mid-Wales o...

The British National Vegetation Classification (NVC) was used to describe the vegetation of a 49 000 ha conifer (Picea abies, P. sitchensis) plantatio...

As the crop developed and the sun's declination changed, mean values per day of the reflection coefficient increased from 0.15-0.23. After rain or irr...

The foraging range and constancy of two colonies of Bombus terrestris were investigated on a mixed arable farm in the UK using harmonic radar, which h...

Batches of young tomato and bean plants were kept at a common site during either the day or night and placed out during the alternative period at each...