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Recent changes in agricultural policies have reduced the extent of cultivated farmland. This has provided opportunities to restore heathland vegetatio...Read more
The effects of mycorrhizal infection on the growth of white clover were assessed, using gamma -irradiated soil of the Malham series amended with P fer...Read more
During the last century, many plant species typical of heathland and nutrient-poor acidic grasslands have become rare whereas others have remained com...Read more
Large-scale decreases in the groundwater table in western parts of the lower Rhine area, Germany, have led to changes in species composition of Alnus ...Read more
Yield responses of various grasses to ammonium-N and nitrate-N were investigated in pot trials. Yields with nitrate-N as a percentage of those with am...Read more
The distribution of excreta on areas of reseeded grassland in the New Forest used by free-ranging cattle, ponies and fallow deer was shown to be non-r...Read more
In field trials in 4 UK rivers, the Coln, the Mouse Water, the Windrush and the Petteril, all of which supported macrophyte communities that included ...Read more
This survey examined health of beech (Fagus sylvatica) trees at 72 survey sites in southern Britain. Tree health was assessed using crown thinness, cr...Read more
Conventionally, agent host specificity has been the major concern in the selection of prospective agents for biological control of weeds. However, sub...Read more