Search

Plant removal is used widely to restore systems encroached by woody plants and to improve ecosystem health and human well-being. However, the effects ...

A polyacrylamide and a polyvinylalcohol added at two concentrations (0.2% and 0.5% v/v) to soil for transplanted seedlings receiving a range of irriga...

Density of jojoba (Simmondsia chinensis) was similar but plant size and cover were greater inside than outside a 48-yr-old livestock (cattle) exclosur...

The EU 'Nitrates Directive' (Directive 91/676/EEC) and the WFD (Water Framework Directive 2000/60/EEC) introduced a series of measures designed to red...

The duration of the flowering period and the fraction of open flowers over time were defined as functions of growing degree-days for 5 almond cultivar...

Energy production from wind power is increasing rapidly in Europe to help combat the threats from global warming. For example, the European Commission...

The nature of the competition which occurred in a mixture of Norwegian and Portuguese populations was studied in controlled environmental conditions. ...

The vegetation types in 1-m² permanent quadrats were determined annually in 1975-82 on low and moderate productivity sites of improved or unimproved F...